Hall of Tagsin (Extended Art) [The Brothers' War] 063 Set: March of the Machine:

Set: March of the Machine: The Aftermath Type: Legendary Creature — Human Berserker Rarity: Rare Cost: {2}{R} Whenever a creature you control attacks or a creature enters the battlefield under your control attacking

Reveal cards from the top of your library until you reveal X land cards

T: Add U or R

Much worse

Set: Sun & Moon: Base Set Type: Item Rarity: Uncommon

Hall of Tagsin (Extended Art) [The Brothers' War] 063 Set: March of the Machine:Set: The Brothers' War Type: Land Rarity: Rare {T}: Add {C}. {1}, {T}: Add one mana of any color. {4}, {T}: Create a tapped Powerstone token. (It's an artifact with {T}: Add {C}. This mana can't be spent to cast a nonartifact spell.)