they are all but unstoppable on the attack and nigh-immovable in defence

Each model has an option for a bare head or helmet

If it does not come off completely after the first treatment

two shuriken catapults

and Venomspitter

Aeldari - Spiritseer - Warhammer 40K Quickshade they are all but unstoppableSpiritseers are those upon the Witch Path who are called to commune with the dead a chilling concept, even amongst the Asuryani. Although their main task is to shepherd wraithbone constructs to battle, a Spiritseer can also use their psychic abilities to aid the greater Asuryani warhost. By their eldritch powers are friendly troops enshrouded in mist, or foes illuminated or struck down with mystic bolts of energy. A Spiritseer is an HQ choice