Conjure a duplicate of each of up to two target nontoken creatures you control into your hand.

Enchant creature
Whenever enchanted creature attacks or blocks, its controller loses 2 life.

At the beginning of combat on your turn, each opponent loses 1 life and you gain 1 life.
, Pay 2 life, Sacrifice this artifact: Draw two cards. Activate only as a sorcery.

This land enters tapped.
: Add or .
, : Surveil 1.

At the beginning of your end step, draw a card and blight 1.

When this creature enters, target creature an opponent controls gets -3/-0 until end of turn.
Warp

, Pay 1 life, Mill a card, Discard a card, Sacrifice this enchantment: Destroy target creature.

When this creature dies, you may exile it and put three time counters on it. If you do, exile up to one target creature and put three time counters on it. Each card exiled this way that doesn't have suspend gains suspend.

Destroy all creatures, then any number of target players each mill half their library, rounded down.

Each player chooses a creature or planeswalker they control, then sacrifices the rest. Players can't cast creature or planeswalker spells until the end of your next turn.

: Target attacking creature has base power 0 until end of turn.

Each nonland card in your hand without foretell has foretell. Its foretell cost is equal to its mana cost reduced by .

Whenever chaos ensues, you may cast a foretold card you own from exile without paying its mana cost this turn.

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
Enchanted creature has ": Untap this creature."

Flash
When this creature enters, put a shield counter on another target creature you control.
You may cast Merfolk spells as though they had flash.

When this creature enters, target player reveals a card at random from their hand, then loses life equal to that card's mana value.

Singe deals 1 damage to target creature. That creature becomes black until end of turn.

All Sliver creatures get +1/+1.

, : Tap target creature.
Corrupted — , : Tap target creature. Activate only if an opponent has three or more poison counters.

: Draw a card and reveal it. If it isn't a land card, discard it.

Flying, trample
As Sin enters, remove all counters from any number of artifacts, creatures, and enchantments. Sin enters with X +1/+1 counters on it, where X is twice the number of counters removed this way.
When Sin dies, put its counters on target creature you control, then shuffle this card into its owner's library.

Flying
Whenever Sin enters or attacks, exile a permanent card from your graveyard at random, then create a tapped token that's a copy of that card. If the exiled card is a land card, repeat this process.

Menace
At the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, this creature deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand.

When this creature enters, target opponent reveals their hand. You choose an instant or sorcery card from it and exile that card.

When this artifact enters, scry 2.
Whenever another artifact you control with mana value 3 or greater enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When this creature dies, draw a card.

You gain life equal to the damage dealt to you this turn. Simulacrum deals damage to target creature you control equal to the damage dealt to you this turn.

Each player sacrifices an enchantment of their choice.

Target creature perpetually gets -3/-0.

Simoon deals 1 damage to each creature target opponent controls.