Colfenor's Urn [LRW - 254] Printing:Normal (It must survive the damage

(It must survive the damage to get the counters

Creature Type or Sub Type: Enchant Dead Creature

1: If you control Equipment named Helm of Kaldra

We're saved

Formidable — 2R: Crater Elemental has base power 8 until end of turn

Colfenor's Urn [LRW - 254] Printing:Normal (It must survive the damageRarity: R #: 254 Creature Type or Sub Type: Artifact Rules Text Contains: Whenever a creature with toughness 4 or greater is put into your graveyard from play, you may remove it from the game. At end of turn, if three or more cards have been removed from the game with Colfenor's Urn, sacrifice it. If you do, return those cards to play under their owner's control.