A few questions about the Great White Throne:
1. Who chooses which evil character remains in battle after the withdraw? The user of Throne? The opponent of Throne?
2. Can you use Throne to force the withdrawal when you are the player controlling the evil characters in a battle?
3. Can Throne be used to end side battles between evil characters?
The Great White Throne
'You may banish an evil card in discard pile to search deck for a Hero. At any time, you may discard an evil card in territory to force opponent to withdraw all but one Evil Character.'