For those asking about ally abilities, you can change what skills are active buy entering the skill menu and using the arrows next to your character name to access the other skill pages. You can not choose what they take on level up but you can decide what they take into battle.
Just had an enemy leave the battefield through the bounding gray wall. Beat the rest of the waves and now have to quit since the map will not end. A spawned monster glitched through the top wall of the map Shorty-Mc-Shorterson (ID 24).
 "Jump Out! The Box"){kind=icon}
 "Mighty Knight"){kind=icon}
 "Legend of the Void 2"){kind=icon}
 "Bubble Tanks Tower Defense"){kind=icon}