Towers under the effect of Steam Power have a 1% base attack speed adjusted chance to cause a surge in the Steam Engine, granting it 1 exp.
Level Bonus: +0.04 exp
Speed Up
Increases the power level of the engine by 1. Maximum power level is 50.
Speed Down
Decreases the power level of the engine by 1.
Steam Power
Increases attackdamage of towers in 450 AOE by [6 x power level]% and attack speed by half this amount. In order to sustain this, the engine consumes a lot of mana. Mana regeneration is reduced by [10 x power level x squareroot(towers powered)]%. If the mana of the engine reaches zero it will deactivate itself for 120 seconds. Does not stack with other Steam Engines!