Giga Death (ギガデス) is an enemy from Mega Man X4 that shoots missiles. It appears in Magma Dragoon's stage, Storm Owl's stage, and aboard the Final Weapon.
Giga Death B
Giga Death B (ギガデス B) is a modified Giga Death in Mega Man X5 and Mega Man X6. The "B" in the name could stand for their black color scheme.