Suicide Unit
Codex: Imperial Guard, p. 100
All attacks from this unit in the Combat Phase, automatically hit. After a model with this special rule has made all of its attacks in the Combat Phase, it is removed from play. When this unit would be slain and removed in play in the Shooting Phase or Charge Phase, all units within 6" of this model are hit with 6 automatic hits resolved using the Cyclops Demolitions weapon.