When this creature enters, you may destroy target creature with power 1 or less.

Gathered Swarm — Whenever one or more tokens you control enter, put a +1/+1 counter on this creature.

Vigilance
Cycling (, Discard this card: Draw a card.)

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When this creature enters, draw a card, then discard a card.
, Exile this card from your graveyard: Draw a card, then discard a card.

Flash
When this creature enters, put a shield counter on another target creature you control. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)
You may cast Merfolk spells as though they had flash.

Council's dilemma — Starting with you, each player votes for wild or free. Reveal cards from the top of your library until you reveal a creature card for each wild vote. Put those creature cards onto the battlefield, then shuffle the rest into your library. You may put a permanent card from your hand onto the battlefield for each free vote.

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When this creature dies, it deals 3 damage divided as you choose among one, two, or three targets.

Landfall — Whenever a land you control enters, this creature gains flying until end of turn.

, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Whenever you scry, choose one and Glorfindel gets +1/+1 until end of turn.
• Glorfindel must be blocked this turn if able.
• Glorfindel can't be blocked by more than one creature each combat this turn.

Flying, vigilance, trample
Palladia-Mors has hexproof as long as it hasn't dealt damage yet.

As an additional cost to cast this spell, sacrifice X Contraptions.
Assemble X plus one Contraptions. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

Soldier creatures have vigilance.
: Create a 1/1 white Soldier creature token.

Until end of turn, whenever a creature you control attacks and isn't blocked, you may choose to have it deal damage equal to its power to a target creature. If you do, it assigns no combat damage this turn.

: This creature gets +1/+0 and gains first strike until end of turn.
Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

As an additional cost to cast this spell, pay 5 life or sacrifice a creature or enchantment.
Destroy target creature.