Mana Vault [Beta Edition] Human Soldier Assassin He's switched sides so often

He's switched sides so often that he has become everyone's ally yet no one's friend

Set: New Phyrexia Type: Artifact Creature — Phyrexian Horror Rarity: Rare Cost: {2} {U/P}: Change a target of target spell or ability to Spellskite

Set: Beta Edition Type: Instant Rarity: Rare Cost: {1}{W}{W} The next time a source of your choice would deal damage to you this turn

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {5} Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it

Set: Unlimited Edition Type: Enchantment Rarity: Rare Cost: {3}{R} Whenever a player taps a land for mana

Mana Vault [Beta Edition] Human Soldier Assassin He's switched sides so oftenSet: Beta Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.