15 Bosses We Underestimated Only to Get Beaten Down Later

Double – Mega Man X4

As a rookie Hunter who helps out X, Double’s name hints at his upcoming betrayal. The rotund robot seems generally useless but when he shows his true form, slicing and dicing Hunters like it’s nothing, he becomes a true force to reckon with. To say that he’s one of the tougher bosses in X’s route wouldn’t be exaggerating.