Geth, Lord of the Vault
Legendary Creature — Phyrexian Zombie
Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
: Put target artifact or creature card with mana value X from an opponent's graveyard onto the battlefield under your control tapped. Then that player mills X cards.
Whit Brachna
Double Masters (2XM)
• #94Rulings
If a card in a player's graveyard has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-08-07)
The target card must have mana value exactly X. You can't overpay to have the player mill more cards.
(wotc • 2020-08-07)
In a multiplayer game, if a player leaves the game, all cards that player owns leave as well. If you leave the game, any spells and/or permanents you control from Geth's last ability are exiled.
(wotc • 2020-08-07)
Rulings
If a card in a player's graveyard has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-08-07)
The target card must have mana value exactly X. You can't overpay to have the player mill more cards.
(wotc • 2020-08-07)
In a multiplayer game, if a player leaves the game, all cards that player owns leave as well. If you leave the game, any spells and/or permanents you control from Geth's last ability are exiled.
(wotc • 2020-08-07)