mtg.wtf

Siege Monster — When this creature enters, roll a d20.
1—9 | Each player sacrifices a permanent of their choice.
10—19 | Each opponent sacrifices a permanent of their choice.
20 | Each opponent sacrifices two permanents of their choice.

Whenever a player sacrifices a permanent, this creature deals 1 damage to any target.

Enrage — Whenever this creature is dealt damage, each opponent sacrifices a permanent of their choice.

Raid — When this creature enters, if you attacked this turn, target opponent sacrifices a permanent of their choice.

Target player loses 1 life, discards a card, then sacrifices a permanent of their choice.
Cipher

At the beginning of your upkeep, you may choose a card type. If you do, each player sacrifices a permanent of their choice of that type.

Equipped creature gets +1/+0 for each blood counter on this Equipment and has "{T}, Sacrifice a creature: Put a blood counter on Rakdos Riteknife."
{B}{R}, Sacrifice this Equipment: Target player sacrifices a permanent of their choice for each blood counter on this Equipment.
Equip {2}

Whenever an opponent casts a spell, that player sacrifices a permanent of their choice unless they pay {1}.

Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice.

Each player sacrifices a permanent of their choice.

Whenever this creature deals combat damage to a player, that player sacrifices a permanent of their choice.

If a player would draw a card, that player skips that draw instead.
At the beginning of each end step, each player sacrifices a permanent of their choice unless they discard a card.

Target player sacrifices a permanent of their choice.

Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay {1}.

Flying
When this creature enters, each opponent sacrifices a permanent of their choice unless they pay {3}.
This creature can block only creatures with flying.

When this creature enters, each opponent sacrifices a permanent of their choice unless they pay {1}.

When this creature enters, each opponent sacrifices a permanent of their choice unless they pay {2}.

At the beginning of your upkeep, you may put a soot counter on this artifact.
At the beginning of each player's upkeep, that player sacrifices a permanent of their choice for each soot counter on this artifact.

For each creature, its controller sacrifices a permanent of their choice unless they pay {1}.

Sacrifice a nontoken permanent. If you do, target opponent loses 2 life unless that player sacrifices a permanent of their choice or discards a card. You may repeat this process any number of times.

( can be paid with either {C} or 2 life.)
When you cast this spell, each opponent gets two poison counters, then each opponent with more than two cards in hand discards cards equal to the difference.
Annihinfect (Whenever this creature attacks, defending player sacrifices a permanent for each poison counter they have.)

Flying
Whenever a player sacrifices a permanent, put a +1/+1 counter on Carmen and you gain 1 life.
Whenever Carmen attacks, return up to one target permanent card with mana value less than or equal to Carmen's power from your graveyard to the battlefield.

Whenever this enchantment or another nonland permanent you control is put into a graveyard from the battlefield, each opponent sacrifices a permanent of their choice that shares a card type with it.