Time Elemental [Fourth Edition] Devil if you control no monsters:

if you control no monsters: You can Special Summon "Timelord" monsters each from your hand

Set: Structure Deck: Sacred Beasts Card type: Effect Monster Rarity: Ultra Rare Attack: 0 Defense: 0 Cannot be Normal Summoned/Set

Set: Mercadian Masques Type: Legendary Creature — Goblin Rarity: Rare Cost: {2}{R} At the beginning of your upkeep

If you control no Spellcaster-Type monsters

Set: Retro Pack 2 Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 0 Defense: 0 "Relinquished" + "Thousand-Eyes Idol" Other monsters cannot change their battle position or attack

Time Elemental [Fourth Edition] Devil if you control no monsters:Set: Fourth Edition Type: Creature Elemental Rarity: Rare Cost: {2}{U} When Time Elemental attacks or blocks, at end of combat, sacrifice it and it deals 5 damage to you. {2}{U}{U}, {T}: Return target permanent that isn't enchanted to its owner's hand.