Conversion [Alpha Edition] 168 "The scythe of time or

"The scythe of time or my blade at your throat—the choice is yours

Set: Stronghold Type: Creature — Phyrexian Shapeshifter Rarity: Rare Cost: {1}{U}{U} As long as the top card of your graveyard is a creature card

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {1}{W} Cast this spell only during the declare attackers step and only if you've been attacked this step

destroy this and the attack gains go again

Set: Beta Edition Type: Instant Rarity: Common Cost: {G} Target creature gets +3/+3 until end of turn

Conversion [Alpha Edition] 168 "The scythe of time orSet: Alpha Edition Type: Enchantment Rarity: Uncommon Cost: {2}{W}{W} At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains.