( can be paid with either 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.)

Emerge
When you cast this spell, you may put target nonland permanent on top of its owner's library.

Trample
When this creature enters, if mana from a Treasure was spent to cast it, create a Treasure token for each mana from a Treasure spent to cast it.

Flying, indestructible
This creature attacks each combat if able.
Whenever this creature deals combat damage to a player, put a +1/+1 counter on it for each land that player controls.

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

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.

Flying, indestructible
When this creature enters, exile all artifacts that aren't colorless.
Whenever this creature deals combat damage to a player, you get an emblem with "If you would lose the game, instead your life total becomes 20, shuffle your graveyard into your library, you lose all poison counters, and you lose this emblem."

Prototype — 2/3
Flying
When this creature enters, scry X, where X is its power.

Vigilance
Ward
When this creature dies, add eight . Until end of turn, you don't lose this mana as steps and phases end.

When this creature enters or leaves the battlefield, choose a land of each basic land type, then destroy those lands.

Your maximum hand size is ten.
At the beginning of your end step, if you have fewer than ten cards in hand, draw cards equal to the difference.

Defender
Other permanents you control have indestructible.

Emerge
When you cast this spell, tap up to two target permanents. Put a stun counter on each of them.
Flying

Annihilator 2
This creature attacks each combat if able.

Emerge
When you cast this spell, you may return target instant or sorcery card from your graveyard to your hand.

This spell costs less to cast for each modified creature you control. (Equipment, Auras you control, and counters are modifications.)
Trample
This creature has hexproof as long as it's untapped.

: Until end of turn, this artifact becomes an 8/8 Golem artifact creature with trample.

Flying, intimidate, trample
Whenever a player loses the game, put thirteen +1/+1 counters on Withengar Unbound.

Exile the top five cards of your library. An opponent separates those cards into two piles. You may play lands and cast spells from one of those piles. If you cast a spell this way, you cast it without paying its mana cost.

Choose five permanents you control. For each of those permanents, you may search your library for a card with the same name as that permanent. Put those cards onto the battlefield tapped, then shuffle.

Target opponent sacrifices a creature of their choice, discards three cards, then loses 5 life. You return a creature card from your graveyard to your hand, draw three cards, then gain 5 life.

Return any number of permanent cards with different names from your graveyard to the battlefield.

Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum.

Trample, indestructible
Whenever Etali deals combat damage to a player, they get that many poison counters.

Look at the top five cards of your library. Put any number of permanent cards from among them onto the battlefield and the rest into your hand. Exile Genesis Ultimatum.

Target player gains 5 life, Inspired Ultimatum deals 5 damage to any target, then you draw five cards.

Whenever Mishra enters or attacks, choose three —
• Target opponent discards two cards.
• Mishra deals 3 damage to any target.
• Destroy target artifact or planeswalker.
• Creatures you control gain menace and trample until end of turn.
• Creatures you don't control get -1/-1 until end of turn.
• Create two tapped Powerstone tokens.

Destroy all nonland permanents your opponents control.