This plugin allows you to hide text under the tags [spoiler]your text[/spoiler].
Add all sorts of multimedia elements to your pages with this shortcode pack, comprised of over 30+ different elements.
Supercharge your WordPress theme with mega pack of shortcodes
The plugin allows to create content spoilers with simple shortcode.
Plugin to encode/decode and display content using the ROT13 cipher.
Shortcodes used by ClearCode in their WordPress sites.
Shortcode to hide Spoilers in your Posts.
This plugin allows you to create a container for spoilers within pages, posts, comments, and widgets. Also supports spoiler groups.
Licence: GPLv2 Plugin to block spoilers in your posts.
Versatile Censor Tool
REBOOTED as [Redactor](http://wordpress.org/extend/plugins/redactor/)
Hide unwanted comments without deleting them. Readers can click on the "Show" link to read the buried comment.
Show or hide contents(text, image etc.) with animated effects wrapped by spoiler markup tag([spoiler][/spoiler]).
Simple plugin to hide the lyrics of the songs you publish (they will be between [lyrics] and [/lyrics]). You can also use it for spoilers or any text
[spoiler name="top secret"]shows/hides this text[/spoiler]
Display your text in mirror mode, define which text can be flipped by user in one click
A plugin designed to protect the reader against spoilers.
Hides text behind a black text/black background tile. Holding the mouse over the text reveals it. Insipred by Something Awful's spoiler system.