diff --git a/tampermonkey.js b/tampermonkey.js
new file mode 100644
index 0000000..02b0514
--- /dev/null
+++ b/tampermonkey.js
@@ -0,0 +1,332 @@
+// ==UserScript==
+// @name         Fet Group Blocker
+// @namespace    http://tampermonkey.net/
+// @version      0.1
+// @description  Block all users in a given FetLife Group
+// @author       ⬡-Drone 4661
+// @match        https://fetlife.com/*
+// @icon         https://www.google.com/s2/favicons?sz=64&domain=fetlife.com
+// @grant        none
+// ==/UserScript==
+
+
+const expiration = 6000000;
+const appendButton = () => {
+    let joinButton = document.getElementsByClassName("flex-none pl-3.5 pt-2 xs:pl-8 lg:pt-0");
+    if (joinButton.length < 1) {
+        return;
+    }
+    let parentFlex = joinButton[0].parentElement;
+    let buttonLabel = "🛑 Block Group Members";
+    if (localStorage.getItem("FetlifeBlocker") !== null) {
+        let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+        if (blocker.group.toString() === window.location.href.split("/")[4]) {
+            if (blocker.activation + expiration /*10 minutes*/ < Date.now() || blocker.status === "expired") {
+                console.log("Expired but from the button adder");
+                buttonLabel = "❌ Auto-Block Expired";
+            } else {
+                switch (blocker.status) {
+                    case "nav":
+                    case "scrape":
+                        buttonLabel = "🔄️ Scanning...";
+                        break;
+                    case "block":
+                        buttonLabel = "🔄️ Blocking...";
+                        break;
+                    case "complete":
+                        buttonLabel = "✅ Blocking Complete";
+                        break;
+                    default:
+                        break;
+                }
+            }
+        }
+
+    }
+    parentFlex.innerHTML = parentFlex.innerHTML + `<div
+    class="flex-none pl-3.5 pt-2 xs:pl-8 lg:pt-0">
+    <button id="blockMemberButton"
+    class="relative no-underline items-center rounded-sm select-none border link red-100 border-red-600 hover-red-100 bg-red-600 hover:bg-red-700 transition fill-red-100 leading-normal text-sm py-2 px-3.5 font-normal text-center justify-center inline-flex"
+    data-color="red"
+    type="button">
+    <span class="xs:inline-block">` +
+    buttonLabel + '</span></button></div>';
+    let blockMemberButton = document.getElementById("blockMemberButton");
+    blockMemberButton.onclick = () => {
+        // Scrape group members
+        // Block each member
+        if (localStorage.getItem("FetlifeBlocker") === null) {
+            // First click
+            localStorage.setItem("FetlifeBlocker", JSON.stringify({
+                "origin": window.location.href,
+                "members": [],
+                "group": parseInt(window.location.href.split("/")[4]),
+                "activation": Date.now(),
+                "status": "nav"
+            }));
+            window.location.href = "https://fetlife.com/groups/" + parseInt(window.location.href.split("/")[4]) + "/members?page=1";
+        } else {
+            let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+            if (blocker.status == "complete" || blocker.status == "expired") {
+                // First click
+                localStorage.setItem("FetlifeBlocker", JSON.stringify({
+                    "origin": window.location.href,
+                    "members": [],
+                    "group": parseInt(window.location.href.split("/")[4]),
+                    "activation": Date.now(),
+                    "status": "nav"
+                }));
+                window.location.href = "https://fetlife.com/groups/" + parseInt(window.location.href.split("/")[4]) + "/members?page=1";
+            }
+        }
+    };
+    return;
+};
+
+const navigateToNextPage = () => {
+    // get next page num from processed nav
+    // if already last page, update localStorage and return to origin
+    // localstorage (FetlifeBlocker -> null, FetLifeBlockedUsers -> +=members)
+    let nav = document.getElementsByClassName("pagination mt-6 text-center");
+    if (nav.length > 0) {
+        if (nav[0].children[nav[0].children.length - 1].toString().includes("members")){
+            // not last page yet
+            window.location.href = nav[0].children[nav[0].children.length - 1].toString();
+            return;
+        }
+    }
+    // last page
+    // All members have been scraped
+    let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+    blocker.status = "block";
+    localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+    window.location.href = blocker.origin;
+    return;
+};
+
+const scrapeMembers = () => {
+    if ( document.body.classList.toString().includes("page-loading") ) {
+        // still loading
+        // Retry after 1.5 seconds
+        setTimeout(scrapeMembers, 1500);
+        return;
+    }
+    // get all members
+    let users = [];
+    // Foe each column
+    document.getElementsByClassName("w-full px-1 md:w-1/2").forEach(i => {
+        // For each member element
+        for (let y = 0; y < i.children.length; y++){
+            let userElement = i.children[y].children[0].children[0].children[1].children[0].children[0];
+            let UserID = userElement.href.split("/")[4];
+            let UserName = userElement.innerText;
+            users.push({
+                "id": UserID,
+                "name": UserName
+            });
+        }
+    });
+    let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+    users.forEach(i => {
+        if (!blocker.members.some(e => e.id === i.id)) {
+            blocker.members.push(i);
+        }
+    });
+    localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+
+    navigateToNextPage();
+};
+
+const nextUser = () => {
+    let userBlock = JSON.parse(localStorage.getItem("FetlifeUserBlock"));
+    if (userBlock === null) {
+        window.location.href = "https://fetlife.com/groups";
+        return;
+    }
+    // Navigate to next user
+    if (userBlock.users.length < 1) {
+        // No users left
+        let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+        blocker.status = "complete";
+        localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+        localStorage.removeItem("FetlifeUserBlock");
+        window.location.href = userBlock.origin;
+    } else {
+        window.location.href = "https://fetlife.com/users/" + userBlock.users[0].id;
+    }
+    return;
+};
+
+(function() {
+    'use strict';
+    switch (window.location.pathname.split("/")[1]) {
+        case "groups":
+            if (/^[0-9]+$/.test(window.location.pathname.split("/")[2].toLowerCase())){
+                appendButton();
+                if (localStorage.getItem("FetlifeBlocker") !== null) {
+                    let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+                    // Block run expired.. reset to null
+                    if (blocker.activation + expiration /*10 minutes*/ < Date.now()) {
+                        console.log("Expired");
+                        blocker.status = "expired";
+                        blocker.members = [];
+                        localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+                        // localStorage.removeItem("FetlifeBlocker");
+                        return;
+                    }
+                    switch (blocker.status) {
+                        case "nav":
+                            if (!window.location.href.toLowerCase().startsWith("https://fetlife.com/groups/" + blocker.group + "/members")) {
+                                // not on a member page, navigate to next page
+                                window.location.href = "https://fetlife.com/groups/" + blocker.group + "/members?page=1";
+                                return;
+                            }else {
+                                // on a member page now
+                                blocker.status = "scrape";
+                                localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+                                window.location.href = "https://fetlife.com/groups/" + blocker.group + "/members?page=1";
+                                return;
+                            }
+                            break;
+                        case "scrape":
+                            scrapeMembers();
+                            break;
+                        case "block":
+                            // Prepare data for user page cycling
+                            localStorage.setItem("FetlifeUserBlock", JSON.stringify({
+                                "origin": blocker.origin,
+                                "users": blocker.members,
+                                "activation": Date.now(),
+                            }));
+                            // Navigate to first user
+                            window.location.href = "https://fetlife.com/users/" + blocker.members[0].id;
+                            break;
+                        case "complete":
+                            console.log("TODO: Announce errors if any, otherwise complete!");
+                            let errors = localStorage.getItem("FetlifeError")?JSON.parse(localStorage.getItem("FetlifeError")):[];
+                            if (errors.length > 0) {
+                                console.log("Errors: ", errors.length);
+                            } else {
+                                console.log("No errors");
+                            }
+                            localStorage.removeItem("FetlifeError");
+                            break;
+                        case "expired":
+                            console.log("Expired, but from status processing");
+                            localStorage.removeItem("FetlifeError");
+                            break;
+                        default:
+                            // TODO?
+                            break;
+                    }
+                }
+            }
+            break;
+        case "users":
+            // If on a user page
+            if (/^[0-9]+$/.test(window.location.pathname.split("/")[2].toLowerCase())){
+                console.log("User page");
+                // check localstorage
+                if (localStorage.getItem("FetlifeUserBlock") !== null) {
+                    let userBlock = JSON.parse(localStorage.getItem("FetlifeUserBlock"));
+                    console.log("UserBlock: ", window.location.pathname.split("/")[2]);
+                    // check within 10 minutes
+                    if (userBlock.activation + expiration /*10 minutes*/ < Date.now()) {
+                        localStorage.removeItem("FetlifeUserBlock");
+                        console.log("Expired");
+                        return;
+                    }
+                    // if user in list, block and nav to next user
+                    if (userBlock.users.some(e => e.id.toString() === window.location.pathname.split("/")[2])) {
+                        // If user already blocked, remove from list and skip
+                        if (document.getElementsByTagName("body")[0].innerText.toLowerCase().includes("you've blocked")){
+                            console.log(`User ${window.location.pathname.split("/")[2]} already blocked`);
+                            // Remove user listing from localstorage
+                            userBlock.users = userBlock.users.filter(e => e.id.toString() !== window.location.pathname.split("/")[2]);
+                            localStorage.setItem("FetlifeUserBlock", JSON.stringify(userBlock));
+                            // Navigate to next user
+                            nextUser();
+                            return;
+                        } else if (document.getElementsByTagName("body")[0].innerText.toLowerCase().includes("isn't available")) {
+                            console.log(`User ${window.location.pathname.split("/")[2]} not available`);
+                            // Remove user listing from localstorage
+                            userBlock.users = userBlock.users.filter(e => e.id.toString() !== window.location.pathname.split("/")[2]);
+                            localStorage.setItem("FetlifeUserBlock", JSON.stringify(userBlock));
+                            let errors = localStorage.getItem("FetlifeError")?JSON.parse(localStorage.getItem("FetlifeError")):[];
+                            errors.push({
+                                "user": window.location.pathname.split("/")[2],
+                                "error": "User not available"
+                            });
+                            localStorage.setItem("FetlifeError", JSON.stringify(errors));
+                            // Navigate to next user
+                            nextUser();
+                            return;
+                        } else {
+                            // Block user
+                            console.log("TODO: Block user");
+                            let blockButton = document.querySelectorAll('[title="Block"]');
+                            if (blockButton.length > 0) {
+                                console.log("Clicking block");
+                                blockButton[0].click();
+                                setTimeout( () => {
+                                    // If can't block
+                                    let confirmButton = document.getElementsByClassName("relative no-underline items-center rounded-sm select-none border link red-100 border-red-600 hover-red-100 bg-red-600 hover:bg-red-700 transition fill-red-100 leading-tighter text-md py-2 px-2 xs:px-3.5 font-normal text-center justify-center flex w-full");
+                                    if (confirmButton.length > 0) {
+                                        userBlock.users = userBlock.users.filter(e => e.id.toString() !== window.location.pathname.split("/")[2]);
+                                        localStorage.setItem("FetlifeUserBlock", JSON.stringify(userBlock));
+                                        if (confirmButton[0].innerText.toLowerCase().includes("gotcha")) {
+                                            // Cannot block user
+                                            console.log("Cannot block user" + window.location.pathname.split("/")[2]);
+                                            let FetLifeError = localStorage.getItem("FetlifeError")?JSON.parse(localStorage.getItem("FetlifeError")):[];
+                                            FetLifeError.push({
+                                                "user": window.location.pathname.split("/")[2],
+                                                "error": "Cannot block user"
+                                            });
+                                            // remove user from list
+                                            userBlock.users = userBlock.users.filter(e => e.id.toString() !== window.location.pathname.split("/")[2]);
+                                            localStorage.setItem("FetlifeUserBlock", JSON.stringify(userBlock));
+                                            localStorage.setItem("FetlifeError", JSON.stringify(FetLifeError));
+                                            nextUser();
+                                        } else {
+                                            console.log("User " + window.location.pathname.split("/")[2] + " blocked");
+                                            confirmButton[0].click();
+                                            setTimeout( () => {
+                                                location.reload();
+                                            }, 5000);
+                                        }
+                                    }
+                                }, 500);
+                            } else {
+                                console.log("No block button");
+                            }
+                        }
+
+                    }else {
+                        // Navigate to fist user in list
+                        if (userBlock.users.length < 1) {
+                            // No users left
+                            console.log("Missing current page user: No users left");
+                            localStorage.removeItem("FetlifeUserBlock");
+                            let blocker = JSON.parse(localStorage.getItem("FetlifeBlocker"));
+                            blocker.status = "complete";
+                            localStorage.setItem("FetlifeBlocker", JSON.stringify(blocker));
+                            window.location.href = userBlock.origin;
+                        } else {
+                            console.log("Missing current page user: Navigating to next user");
+                            window.location.href = "https://fetlife.com/users/" + userBlock.users[0].id;
+                        }
+                        return;
+                    }
+                    return;
+                } else {
+                    console.log("No users to block");
+                }
+            } else {
+                console.log("Not a user page");
+            }
+            break;
+        default:
+            console.log("Not a group or user page");
+            break;
+    }
+})();