Mana Vault [International Collectors' Edition] Kasmina {T}: Exile the top card

{T}: Exile the top card of your library face down

Set: Magic Player Rewards 2005 Type: Instant Rarity: Rare Cost: {1}{U} Counter target spell unless its controller pays {3}

" —Sir Francis Bacon

It's also the most likely to collapse under its own weight

"Why you think Grimlock stupid

Mana Vault [International Collectors' Edition] Kasmina {T}: Exile the top cardSet: International Collectors' 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}.