Build Description
Tested at easy difficulty but can probably be used up to insane.
Apprentice towers should be put on the opposite direction of the forge.
Upgrade priority: Buff beam > ap > auras > blockage at ogre paths > spiders > archers.
Gameplay: Toggle emulator and place summoner(flash heal build) with barbarian(dps). Observe where you need to flash heal towers and clear ogre waves and mages with barbarian.