■ (This spell is put into your mana zone tapped.) ■ Revolution 0 Trigger—Whenever a creature attacks, if you have no shields, you may cast this spell without paying its cost. ■ Reveal the top card of your deck. If it is a light or nature non-evolution creature, put it into the battle zone. Until the beginning of your next turn, that creature gets "blocker." At the beginning of your next turn, put that creature into your mana zone. After you cast this spell, shuffle it into your deck instead of your graveyard.