Remove Amulet of Quoz from your deck before playing if you're not playing for ante.

{T}, Sacrifice Amulet of Quoz: Target opponent may ante the top card of their library. If they don't, you flip a coin. If you win the flip, that player loses the game. If you lose the flip, you lose the game. Activate only during your upkeep.

Remove Bronze Tablet from your deck before playing if you're not playing for ante.

Bronze Tablet enters the battlefield tapped.

{4}, {T}: Exile Bronze Tablet and target nontoken permanent an opponent owns. That player may pay 10 life. If they do, put Bronze Tablet into its owner's graveyard. Otherwise, that player owns Bronze Tablet and you own the other exiled card.

Remove Contract from Below from your deck before playing if you're not playing for ante.

Discard your hand, ante the top card of your library, then draw seven cards.

Remove Darkpact from your deck before playing if you're not playing for ante.

You own target card in the ante. Exchange that card with the top card of your library.

Remove Demonic Attorney from your deck before playing if you're not playing for ante.

Each player antes the top card of their library.

Remove Rebirth from your deck before playing if you're not playing for ante.

Each player may ante the top card of their library. If a player does, that player's life total becomes 20.

Remove Tempest Efreet from your deck before playing if you're not playing for ante.

{T}, Sacrifice Tempest Efreet: Target opponent may pay 10 life. If that player doesn't, they reveal a card at random from their hand. Exchange ownership of the revealed card and Tempest Efreet. Put the revealed card into your hand and Tempest Efreet from anywhere into that player's graveyard. This change in ownership is permanent.

Remove Timmerian Fiends from your deck before playing if you're not playing for ante.

{B}{B}{B}, Sacrifice Timmerian Fiends: The owner of target artifact may ante the top card of their library. If that player doesn't, exchange ownership of that artifact and Timmerian Fiends. Put the artifact card into your graveyard and Timmerian Fiends from anywhere into that player's graveyard. This change in ownership is permanent.