Tboost 2nd wave on, upgrade everything. Summ has no gear, just thp spec.
2: Put monk guard on jester and boost these auras after you finish upgrading; Also stand here with EV once boss starts, beam the snowman aggro'd onto your jester first.
3: This ogre is VERY important and you need to build it after first wave or you'll lose very quickly.
Spam heal wheels during boss
4th character ab2 monk with snowman; use to lure over hero and south snowman on start of boss. Position behind ogre wall afterward.