Mobile Specialist Chassis, Westeria

■ [Call Cost] [Put a 《Crew Trooper》 from your field into this card's soul & Pay 1 gauge]

■ Souls in all cards on your field cannot be put to the drop zone, all 《Crew Trooper》 and 《Battleship》 on your field cannot be destroyed, or returned to hand, by your opponent's card effects.

■ If this card would be destroyed, you may call a 《Crew Trooper》 from this card's soul without paying its [Call Cost].