diff --git a/public/index.html b/public/index.html
index 751cce6b3..bca9823f9 100644
--- a/public/index.html
+++ b/public/index.html
@@ -4319,7 +4319,9 @@
                     <div id="rm_print_characters_pagination">
                         <i id="charListGridToggle" class="fa-solid fa-table-cells-large menu_button" title="Toggle character grid view" data-i18n="[title]Toggle character grid view"></i>
                         <i id="bulkEditButton" class="fa-solid fa-edit menu_button bulkEditButton" title="Bulk edit characters" data-i18n="[title]Bulk edit characters"></i>
-                        <i id="bulkDeleteButton" class="fa-solid fa-trash menu_button bulkDeleteButton" title="Bulk delete characters" data-i18n="[title]Bulk delete characters" style="display: none;"></i>
+                        <div id="bulkSelectedCount" class="bulkEditOptionElement paginationjs-nav"></div>
+                        <i id="bulkSelectAllButton" class="fa-solid fa-check-double menu_button bulkEditOptionElement bulkSelectAllButton" title="Bulk select all characters" data-i18n="[title]Bulk select all characters" style="display: none;"></i>
+                        <i id="bulkDeleteButton" class="fa-solid fa-trash menu_button bulkEditOptionElement bulkDeleteButton" title="Bulk delete characters" data-i18n="[title]Bulk delete characters" style="display: none;"></i>
                     </div>
                     <div id="rm_print_characters_block" class="flexFlowColumn"></div>
                 </div>
diff --git a/public/script.js b/public/script.js
index 38ed270cd..6cf82dc27 100644
--- a/public/script.js
+++ b/public/script.js
@@ -279,6 +279,7 @@ export {
     default_ch_mes,
     extension_prompt_types,
     mesForShowdownParse,
+    characterGroupOverlay,
     printCharacters,
     isOdd,
     countOccurrences,
@@ -1343,19 +1344,19 @@ async function printCharacters(fullRefresh = false) {
     favsToHotswap();
 }
 
+export function characterToEntity(character, id) {
+    return { item: character, id, type: 'character' };
+}
+
+export function groupToEntity(group) {
+    return { item: group, id: group.id, type: 'group' };
+}
+
+export function tagToEntity(tag) {
+    return { item: structuredClone(tag), id: tag.id, type: 'tag', entities: [] };
+}
+
 export function getEntitiesList({ doFilter = false, doSort = true } = {}) {
-    function characterToEntity(character, id) {
-        return { item: character, id, type: 'character' };
-    }
-
-    function groupToEntity(group) {
-        return { item: group, id: group.id, type: 'group' };
-    }
-
-    function tagToEntity(tag) {
-        return { item: structuredClone(tag), id: tag.id, type: 'tag', entities: [] };
-    }
-
     let entities = [
         ...characters.map((item, index) => characterToEntity(item, index)),
         ...groups.map(item => groupToEntity(item)),
diff --git a/public/scripts/BulkEditOverlay.js b/public/scripts/BulkEditOverlay.js
index d11b56aa9..c2d3e44e8 100644
--- a/public/scripts/BulkEditOverlay.js
+++ b/public/scripts/BulkEditOverlay.js
@@ -10,6 +10,8 @@ import {
     getPastCharacterChats,
     getRequestHeaders,
     printCharacters,
+    buildAvatarList,
+    characterToEntity,
 } from '../script.js';
 
 import { favsToHotswap } from './RossAscends-mods.js';
@@ -194,7 +196,8 @@ class BulkTagPopupHandler {
             <div id="bulk_tag_popup">
                 <div id="bulk_tag_popup_holder">
                     <h3 class="marginBot5">Modify tags of ${characterIds.length} characters</h3>
-                    <small class="bulk_tags_desc m-b-1">This popup allows you to modify the mutual tags of all selected characters.</small>
+                    <small class="bulk_tags_desc m-b-1">Add or remove the mutual tags of all selected characters.</small>
+                    <div id="bulk_tags_avatars_block" class="avatars_inline avatars_inline_small tags tags_inline"></div>
                     <br>
                     <div id="bulk_tags_div" class="marginBot5" data-characters='${characterData}'>
                         <div class="tag_controls">
@@ -233,7 +236,8 @@ class BulkTagPopupHandler {
 
         document.body.insertAdjacentHTML('beforeend', this.#getHtml(characterIds));
 
-        this.mutualTags = this.getMutualTags(characterIds);
+        const entities = characterIds.map(id => characterToEntity(characters[id], id)).filter(entity => entity.item !== undefined);
+        buildAvatarList($('#bulk_tags_avatars_block'), entities);
 
         // Print the tag list with all mutuable tags, marking them as removable. That is the initial fill
         printTagList($('#bulkTagList'), { tags: () => this.getMutualTags(characterIds), tagOptions: { removable: true } });
@@ -257,7 +261,7 @@ class BulkTagPopupHandler {
         }
 
         // Find mutual tags for multiple characters
-        const allTags = characterIds.map(c => getTagsList(getTagKeyForEntity(c)));
+        const allTags = characterIds.map(cid => getTagsList(getTagKeyForEntity(cid)));
         const mutualTags = allTags.reduce((mutual, characterTags) =>
             mutual.filter(tag => characterTags.some(cTag => cTag.id === tag.id))
         );
@@ -345,6 +349,7 @@ class BulkEditOverlay {
     static selectModeClass = 'group_overlay_mode_select';
     static selectedClass = 'character_selected';
     static legacySelectedClass = 'bulk_select_checkbox';
+    static bulkSelectedCountId = 'bulkSelectedCount';
 
     static longPressDelay = 2500;
 
@@ -353,6 +358,17 @@ class BulkEditOverlay {
     #stateChangeCallbacks = [];
     #selectedCharacters = [];
 
+    /**
+     * @typedef {object} LastSelected - An object noting the last selected character and its state.
+     * @property {string} [characterId] - The character id of the last selected character.
+     * @property {boolean} [select] - The selected state of the last selected character. <c>true</c> if it was selected, <c>false</c> if it was deselected.
+     */
+
+    /**
+     * @type {LastSelected} - An object noting the last selected character and its state.
+     */
+    lastSelected = { characterId: undefined, select: undefined };
+
     /**
      * Locks other pointer actions when the context menu is open
      *
@@ -588,27 +604,80 @@ class BulkEditOverlay {
         event.stopPropagation();
 
         const character = event.currentTarget;
-        const characterId = character.getAttribute('chid');
 
-        const alreadySelected = this.selectedCharacters.includes(characterId);
+        if (!this.#contextMenuOpen && !this.#cancelNextToggle) {
+            if (event.shiftKey) {
+                // Shift click might have selected text that we don't want to. Unselect it.
+                document.getSelection().removeAllRanges();
 
-        const legacyBulkEditCheckbox = character.querySelector('.' + BulkEditOverlay.legacySelectedClass);
-
-        // Only toggle when context menu is closed and wasn't just closed.
-        if (!this.#contextMenuOpen && !this.#cancelNextToggle)
-            if (alreadySelected) {
-                character.classList.remove(BulkEditOverlay.selectedClass);
-                if (legacyBulkEditCheckbox) legacyBulkEditCheckbox.checked = false;
-                this.dismissCharacter(characterId);
+                this.handleShiftClick(character);
             } else {
-                character.classList.add(BulkEditOverlay.selectedClass);
-                if (legacyBulkEditCheckbox) legacyBulkEditCheckbox.checked = true;
-                this.selectCharacter(characterId);
+                this.toggleSingleCharacter(character);
             }
+        }
 
         this.#cancelNextToggle = false;
     };
 
+    handleShiftClick = (currentCharacter) => {
+        const characterId = currentCharacter.getAttribute('chid');
+        const select = !this.selectedCharacters.includes(characterId);
+
+        if (this.lastSelected.characterId && this.lastSelected.select !== undefined) {
+            // Only if select state and the last select state match we execute the range select
+            if (select === this.lastSelected.select) {
+                this.selectCharactersInRange(currentCharacter, select);
+            }
+        }
+    };
+
+    toggleSingleCharacter = (character, { markState = true } = {}) => {
+        const characterId = character.getAttribute('chid');
+
+        const select = !this.selectedCharacters.includes(characterId);
+        const legacyBulkEditCheckbox = character.querySelector('.' + BulkEditOverlay.legacySelectedClass);
+
+        if (select) {
+            character.classList.add(BulkEditOverlay.selectedClass);
+            if (legacyBulkEditCheckbox) legacyBulkEditCheckbox.checked = true;
+            this.selectCharacter(characterId);
+        } else {
+            character.classList.remove(BulkEditOverlay.selectedClass);
+            if (legacyBulkEditCheckbox) legacyBulkEditCheckbox.checked = false;
+            this.dismissCharacter(characterId);
+        }
+
+        this.updateSelectedCount();
+
+        if (markState) {
+            this.lastSelected.characterId = characterId;
+            this.lastSelected.select = select;
+        }
+    };
+
+    updateSelectedCount = (countOverride = undefined) => {
+        const count = countOverride ?? this.selectedCharacters.length;
+        $(`#${BulkEditOverlay.bulkSelectedCountId}`).text(count).attr('title', `${count} characters selected`);
+    };
+
+    selectCharactersInRange = (currentCharacter, select) => {
+        const currentCharacterId = currentCharacter.getAttribute('chid');
+        const characters = Array.from(document.querySelectorAll('#' + BulkEditOverlay.containerId + ' .' + BulkEditOverlay.characterClass));
+
+        const startIndex = characters.findIndex(c => c.getAttribute('chid') === this.lastSelected.characterId);
+        const endIndex = characters.findIndex(c => c.getAttribute('chid') === currentCharacterId);
+
+        for (let i = Math.min(startIndex, endIndex); i <= Math.max(startIndex, endIndex); i++) {
+            const character = characters[i];
+            const characterId = character.getAttribute('chid');
+            const isCharacterSelected = this.selectedCharacters.includes(characterId);
+
+            if (select && !isCharacterSelected || !select && isCharacterSelected) {
+                this.toggleSingleCharacter(character, { markState: currentCharacterId == i });
+            }
+        }
+    };
+
     handleContextMenuShow = (event) => {
         event.preventDefault();
         CharacterContextMenu.show(...this.#getContextMenuPosition(event));
diff --git a/public/scripts/bulk-edit.js b/public/scripts/bulk-edit.js
index 7cb0d17b9..95d0d79bb 100644
--- a/public/scripts/bulk-edit.js
+++ b/public/scripts/bulk-edit.js
@@ -1,4 +1,4 @@
-import { characters, getCharacters, handleDeleteCharacter, callPopup } from '../script.js';
+import { characters, getCharacters, handleDeleteCharacter, callPopup, characterGroupOverlay } from '../script.js';
 import { BulkEditOverlay, BulkEditOverlayState } from './BulkEditOverlay.js';
 
 
@@ -6,18 +6,20 @@ let is_bulk_edit = false;
 
 const enableBulkEdit = () => {
     enableBulkSelect();
-    (new BulkEditOverlay()).selectState();
-    // show the delete button
-    $('#bulkDeleteButton').show();
+    characterGroupOverlay.selectState();
+    // show the bulk edit option buttons
+    $('.bulkEditOptionElement').show();
     is_bulk_edit = true;
+    characterGroupOverlay.updateSelectedCount(0);
 };
 
 const disableBulkEdit = () => {
     disableBulkSelect();
-    (new BulkEditOverlay()).browseState();
-    // hide the delete button
-    $('#bulkDeleteButton').hide();
+    characterGroupOverlay.browseState();
+    // hide the bulk edit option buttons
+    $('.bulkEditOptionElement').hide();
     is_bulk_edit = false;
+    characterGroupOverlay.updateSelectedCount(0);
 };
 
 const toggleBulkEditMode = (isBulkEdit) => {
@@ -41,6 +43,32 @@ function onEditButtonClick() {
     toggleBulkEditMode(is_bulk_edit);
 }
 
+/**
+ * Toggles the select state of all characters in bulk edit mode to selected. If all are selected, they'll be deselected.
+ */
+function onSelectAllButtonClick() {
+    console.log('Bulk select all button clicked');
+    const characters = Array.from(document.querySelectorAll('#' + BulkEditOverlay.containerId + ' .' + BulkEditOverlay.characterClass));
+    let atLeastOneSelected = false;
+    for (const character of characters) {
+        const checked = $(character).find('.bulk_select_checkbox:checked').length > 0;
+        if (!checked) {
+            characterGroupOverlay.toggleSingleCharacter(character);
+            atLeastOneSelected = true;
+        }
+    }
+
+    if (!atLeastOneSelected) {
+        // If none was selected, trigger click on all to deselect all of them
+        for(const character of characters) {
+            const checked = $(character).find('.bulk_select_checkbox:checked') ?? false;
+            if (checked) {
+                characterGroupOverlay.toggleSingleCharacter(character);
+            }
+        }
+    }
+}
+
 /**
  * Deletes the character with the given chid.
  *
@@ -89,6 +117,10 @@ async function onDeleteButtonClick() {
  */
 function enableBulkSelect() {
     $('#rm_print_characters_block .character_select').each((i, el) => {
+        // Prevent checkbox from adding multiple times (because of stage change callback)
+        if ($(el).find('.bulk_select_checkbox').length > 0) {
+            return;
+        }
         const checkbox = $('<input type=\'checkbox\' class=\'bulk_select_checkbox\'>');
         checkbox.on('change', () => {
             // Do something when the checkbox is changed
@@ -115,5 +147,6 @@ function disableBulkSelect() {
  */
 jQuery(() => {
     $('#bulkEditButton').on('click', onEditButtonClick);
+    $('#bulkSelectAllButton').on('click', onSelectAllButtonClick);
     $('#bulkDeleteButton').on('click', onDeleteButtonClick);
 });
diff --git a/public/style.css b/public/style.css
index 6817bcc45..9efcbc55f 100644
--- a/public/style.css
+++ b/public/style.css
@@ -2126,6 +2126,10 @@ grammarly-extension {
     background-color: var(--crimson-hover);
 }
 
+#bulk_tags_avatars_block {
+    max-height: 70vh;
+}
+
 #dialogue_popup_input {
     margin: 10px 0;
     width: 100%;