Mana Crypt [Eternal Masters] Standard Showdown Promos you may prevent X of

you may prevent X of that damage

and/or land cards

Set: Fourth Edition (Foreign Black Border) Type: Artifact Creature — Golem Rarity: Rare Cost: {9} Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking

Merry now had enough sturdy Hobbitry to deal with the ruffians

Then that player loses all unspent mana and you add the mana lost this way

Mana Crypt [Eternal Masters] Standard Showdown Promos you may prevent X ofSet: Eternal Masters Type: Artifact Rarity: Mythic Cost: {0} At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {C}{C}.