Whenever a player casts a spell, Dwarven Shrine deals X damage to that player, where X is twice the number of cards in all graveyards with the same name as that spell.
Junk Golem enters with three +1/+1 counters on it.At the beginning of your upkeep, sacrifice Junk Golem unless you remove a +1/+1 counter from it., Discard a card: Put a +1/+1 counter on Junk Golem.
Enchant creatureAt the beginning of each upkeep, put a plague counter on Traveling Plague.Enchanted creature gets -1/-1 for each plague counter on Traveling Plague.When enchanted creature leaves the battlefield, that creature's controller returns Traveling Plague from its owner's graveyard to the battlefield.
: Add . Cephalid Coliseum deals 1 damage to you.Threshold — , , Sacrifice Cephalid Coliseum: Target player draws three cards, then discards three cards. Activate only if seven or more cards are in your graveyard.
Each player may search their library for up to X basic land cards and put them onto the battlefield tapped. Then each player who searched their library this way shuffles.
: Infected Vermin deals 1 damage to each creature and each player.Threshold — : Infected Vermin deals 3 damage to each creature and each player. Activate only if seven or more cards are in your graveyard.
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Target player sacrifices a land of their choice.Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard.