Mana Vault [Kaladesh Inventions] Human Monk Set: Beta Edition Type: Creature

Set: Beta Edition Type: Creature — Giant Rarity: Rare Cost: {4}{R} Trample

with the start player rotating each round

The second player can answer as often as he/she wants until the time runs out

Set: Magic 2012 Type: Creature — Hydra Rarity: Mythic Cost: {X}{G}{G} Primordial Hydra enters the battlefield with X +1/+1 counters on it

The Watch Ya’ Mouth line of team-based card games is outrageously fun

Mana Vault [Kaladesh Inventions] Human Monk Set: Beta Edition Type: CreatureSet: Kaladesh Inventions Type: Artifact Rarity: Mythic 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}.