Phyrexian Soulgorger [Coldsnap] 177 you may search your library

you may search your library for a Rat card

Set: Dark Revelation Volume 2 Card type: Effect Monster Rarity: Ultra Rare Attack: 2600 Defense: 1500 By sending "Umi" on your side of the field to the Graveyard

Set: World Championships 2012 Type: Item Rarity: Common

Set: Legendary Collection 2 Card type: Quick Play Spell Rarity: Secret Rare Attack: 0 Defense: 0 Discard 1 card

if there are 100 or more tower counters on Helix Pinnacle

Phyrexian Soulgorger [Coldsnap] 177 you may search your librarySet: 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.