Conversion [Alpha Edition] 1st Edition Normal or Xyz Summoned using this

or Xyz Summoned using this card on the field as Material gains this effect

Set: Crossroads of Chaos Card type: Synchro/Effect Monster Rarity: Ultimate Rare Attack: 2400 Defense: 1500 "Plaguespreader Zombie" + 1 or more non-Tuner Zombie-Type monsters When this card is Special Summoned

Set: Dark Revelation Volume 3 Card type: Continuous Spell Rarity: Common Attack: 0 Defense: 0 Once per turn

Set: EX: Unseen Forces Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Conversion [Alpha Edition] 1st Edition Normal or Xyz Summoned using thisSet: 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.