Phyrexian Soulgorger [Coldsnap] Scars of Mirrodin Promos Set: Exodus Type: Enchantment Rarity:

Set: Exodus Type: Enchantment Rarity: Rare Cost: {3}{R} Whenever a creature enters the battlefield

Set: Alpha Edition Type: Creature — Elemental Rarity: Uncommon Cost: {3}{U}{U} Flying

one must assassinate the previous king

then return him to the battlefield transformed under his owner's control

you'll understand why

Phyrexian Soulgorger [Coldsnap] Scars of Mirrodin Promos Set: Exodus Type: Enchantment Rarity:Set: Coldsnap Type: Snow Artifact Creature Phyrexian Construct Rarity: Rare Cost: {3} Cumulative upkeepSacrifice a creature. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) The Phyrexian minds that constructed it did not live past its awakening.