Halo: Spartan Assault skulls

Halo: Spartan Assault skulls are game modifiers featured in Halo: Spartan Assault with the appearance of a human skull.

Black Eye
Energy shields don't recharge unless the player melees enemies.

Blind
Vital HUD elements are hidden.

Famine
All dropped weapons have much less ammo.

Hollow
The player only has a shield.

Pacifist
Shields and armor deplete when firing a weapon.

Thunderstorm
Enemies are more challenging.