勇猛

勇 = 力 + 甬 : Yu the Great (yu) has to show her courage (勇) inside of the engine ((e)ng3). While standing next to a yongzhong bell (甬) she'll push its power button (力) for a dare.

猛 = 孟 + 犭 : Mencius' (孟) dachshund (犭) did a dump inside of the engine ((e)ng3) and Mencius is furious (猛). He ferociously yells at his dachshund and is in turn yelled at by Mahatma Gandhi (m) who oversees engine.