Tomb of Horrors is the game mode where players can fight in battles with other players to get chests with Diamonds and other rewards.
Tomb of Horrors rules
Player's heroes can only restore some health between battles.
Note: enemy heroes doesn't restore their health and skill cooldowns between battles!
Players can use all of their heroes to pass the Tomb of Horrors if their other heroes died in battle.
Tomb of Horrors can be restarted each 24 hours, after a player started to pass it.
Tomb of Horrors difficulty
Tomb of Horrors matches difficulty according to player's Squad Power.
Tomb of Horror gives first three missions of a certain difficulty when player starts to pass it for the first time. The difficulty of missions depends on the maximum Squad Power — strength of the player's five most powerful heroes.
After player passes through the first three missions Tomb of Horrors generates new three missions with a certain difficulty, depending on the player's new maximum Squad Power.
Tomb of Horrors generates rewards and chests according to player's Squad Power.
The more the player's Squad Power, the more Diamonds and other rewards can be obtained for passing the Tomb of Horrors.
The last three nodes also give heroes shards as reward.