Indestructible Airship Hindenkraft

[ Machine / Effect ] You can Special Summon this card (from your hand) by Tributing 2 Tokens. When a Level 10 or higher monster(s) is Normal or Special Summoned (except during the Damage Step): You can change all Level 9 or lower monsters on the field to Defense Position. When a monster other than this card is changed from face-up Attack Position to face-up Defense Position; its ATK becomes 0. ATK/ 2900 DEF/ 2000