Puppet Rook

When this card is Normal Summoned: You can change this card to Defense Position, and if you do, send 1 EARTH Warrior monster from your Deck to the GY. Your opponent's monsters must attack this card, if able. Once per turn, when this card is targeted for an attack: You can target 1 Level 6 or higher EARTH Warrior monster in your GY; send this card from the field to the GY, and if you do, Special Summon the targeted monster, then change the attack target to it.