Build auras and beams on opening build phase, use dice app to place towers on 1st combat phase. Max upgrade through rounds. buff beam and towers should be below bridge up against west side as close as possible. All characters should go under bridge should be: 1 summoner propeller cat+ monk guardian, 1 boost monk, 2 dps monks with eye laser pets. use tower boost and hero boost on boost monk during boss fight. Towers are prone to being killed by cupid but you should still kill boss in time.2nd buff beam is for when tower stack is killed i put it on top of bridge.