Ongoing Investigation | 77 | Shadows over Innistrad

Set: Shadows over Innistrad
Rarity: U
#: 77
Creature Type or Sub Type: Enchantment
Rules Text Contains: Whenever one or more creatures you control deal combat damage to a player, investigate. (Put a colorless Clue artifact token onto the battlefield with "2, Sacrifice this artifact: Draw a card.")
1G, Exile a creature card from your graveyard: Investigate. You gain 2 life.