Construction of the Crusaders' Coliseum is complete. Testing not yet available. New raid normal and heroic modes for the Crusaders' Coliseum can be toggled using the Dungeon Difficulty setting. This applies to 10 and 25 player versions. 10 player (normal), 25 player (normal), 10 player (heroic) and 25 player (heroic) all share separate raid lockout timers.

Trial of the Champion
5 player (normal and heroic mode) dungeon.
Daily quest added to the heroic daily dungeon quest giver.
Trial of the Crusader
10 and 25 player (normal mode) raid dungeon.
Trial of the Grand Crusader
10 and 25 player (heroic mode) raid dungeon.
Crusaders' Tribute: Active on heroic difficulty only, the tribute system will limit players on the number of attempts the raid is allotted each week. Additional rewards can be earned depending on the number of attempts left in the tribute run each week when the final boss is defeated.

Emblem System Changes
Both the 10 and 25-player instances of the Crusaders' Coliseum drop a new Emblem of Triumph.
Any dungeons that previously dropped Emblems of Heroism or Valor, such as Naxxramas or Heroic Halls of Stone, will now drop Emblems of Conquest instead. Emblems of Conquest can still be converted to Valor or Heroism.
The Heroic dungeon daily quest will now reward 2 Emblems of Triumph and the normal daily dungeon quest will reward 1 Emblem of Triumph.
The existing achievements to collect 1, 25, 50, etc. Emblems of Heroism, Valor, and Conquest have been converted to Feats of Strength since Heroism and Valor Emblems are no longer attainable.
New achievements have been added to collect various amounts of any combination of emblems