Mighty Blow. Make one attack roll and do damage for two attacks (6d6+10) in one attack, using two actions. This means SOAK only applies once.
Quake. The creature slams a foot, fist, or tail on the ground, shaking the area within 3 squares. The creature makes an attack against everybody within the area, knocking targets prone and doing 1d6 damage to them.
Monumental. The creature has SOAK 24 against ranged weapons.
Earthglide. The spirit can move through rock and earth at a SPEED of 6.