Only play if color Black is Open. When created: Draw 1 card + Target creature or building gets three -1 counters. Commit this: The next Black Hero card you play this turn has -1 level.
Card Type: Building
Dark Keep
Trap. (On opponent’s turn: Stop and discard a card before it is played, this Trap is sacrificed.) Stop next creature card level 5 or lower (L5-).
Keep
Trap. (On opponent’s turn: Stop and discard a card before it is played, this Trap is sacrificed.) Stop next creature card level 4 or lower (L4-).
Minor Keep
Trap. (On opponent’s turn: Stop and discard a card before it is played, this Trap is sacrificed.) Stop next creature card level 3 or lower (L3-).
Large Dark Statue
Only play if color Black is Open. Trap. (On opponent’s turn: Stop and discard a card before it is played, this Trap is sacrificed.) You may stop a creature card.
Dark Statue
Trap. (On opponent’s turn: Stop and discard a card before it is played, this Trap is sacrificed.) You may stop a creature card level 4 or lower (L4-).
Underground Council
Indestructible. (Can’t be destroyed, all damage received is reduced to zero.) When created: Target player sacrifices 2 cards in play. At end of turn: If discarded from hand by an opponent, then return it to your hand.
Rat’s Guild
Flying. (Can only be attacked by flying creatures.) While in play: Each of your Rats gain Flying and +1 Power.
Forgotten Tomb
When created: Draw 1 card + Recover 1 lost level. Commit this: The next Black Hero card you play this turn has -1 level.
Moon Spire
Only play if color Black is Open. When created: Target player discards 2 cards. While in play: Whenever an opponent discards a card deal 1 damage to them.