There needs to be a boot player option during challenge levels. Too often player fall asleep or afk and you have to wait 30 secs every turn till u win or lose the match. And if you surrender you still can't leave the battle, you have to wait there stuck till the player dies...
 "Rise of Mythos"){kind=icon}
 "Ultimate Tactics"){kind=icon}
 "Knightfall 2"){kind=icon}
 "Mechanical Commando"){kind=icon}
 "Thing-Thing Arena 2"){kind=icon}
 "Micro Olympics"){kind=icon}