When damaged to below ~30% health, the golems catch fire allowing players to take control. The fire will slowly damage the golem and eventually destroy it.
- Once controlled by a player
- Melee range—Deals 96 to 113 Physical damage in a cone in front of the Prototype Reaper. Generates 20 steam pressure. Instant (1 sec cooldown)
- (40 Energy) 8-25 yd range—Charges an enemy, inflicting 200 Physical damage and stunning the opponent for 4 sec. Instant (1 sec cooldown)
- (40 Energy) Melee range—High steam pressure is released into a powerful attack. Deals 299 Physical damage and knocks the target back. Instant (1 sec cooldown)
Patch 4.0.3a (2010-11-23): Added.