Talk:SAS: Zombie Assault 4/@comment-71.212.1.136-20140415055652/@comment-50.137.232.250-20140430031418

You just gotta keep on playing and leveling up your character, at high ranks, tougher and newer bosses will appear. I didn't get to see the Wicker until i was over rank 13 in singleplayer missions. But if you wanna see tougher bosses, play with other people (especially high rank players).