Time Elemental

Creature - Elemental 0/2, 2U (3)
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.¹
Illus. Amy Weber

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: You both sacrifice it and deal the 5 damage at end of combat.
• 8/1/2005: A "permanent that isn't enchanted" is a permanent with no Auras on it.
• 9/16/2007: If Time Elemental attacks or blocks, but you no longer control it at end of combat, you can't sacrifice it. However, it will still deal 5 damage to you.

Format Legality	Legal in Vintage, Legacy, MTGO Classic Banned in Extended, Standard
Printings (4/19)	Fifth Edition (Rare) Fourth Edition (Rare) Legends (Rare (R1)) MTGO Masters Edition (Rare)