Target creature gets -3/-3 until end of turn. Target player mills three cards. You gain 3 life.

Skeletons, Vampires, and Zombies you control get +1/+1.
At the beginning of your end step, if a creature died this turn, create a 1/1 black Skeleton creature token.

Lifelink
Adelbert Steiner gets +1/+1 for each Equipment you control.

Flying, haste
Whenever you cast an instant or sorcery spell, Wizards you control get +1/+1 until end of turn.

This spell costs less to cast for each instant and sorcery spell you've cast this turn.
Whenever Demilich attacks, exile up to one target instant or sorcery card from your graveyard. Copy it. You may cast the copy.
You may cast Demilich from your graveyard by exiling four instant and/or sorcery cards from your graveyard in addition to paying its other costs.

Look at the top four cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

Flying
If Departed Soulkeeper would be put into a graveyard from anywhere, exile it instead.

Boost attacks with spellcasting

Other tapped creatures you control have indestructible.

When Devoted Grafkeeper enters, mill four cards.
Whenever you cast a spell from your graveyard, tap target creature you don't control.
Disturb

When Adéwalé enters, reveal the top six cards of your library. Put an Assassin, Pirate, or Vehicle card from among them into your hand and the rest on the bottom of your library in a random order.
Whenever a Vehicle you control deals combat damage to a player, you may return this card from your graveyard to your hand.

At the beginning of combat on your turn, if you control a Basri planeswalker, put a +1/+1 counter on this creature.

When this artifact enters, seek a creature card of the most prevalent creature type in your library.
: Add one mana of any color. Spend this mana only to cast a creature spell.

Emerge
When this creature enters, create a 2/2 white Alien creature token. If this creature's emerge cost was paid, instead create X of those tokens, where X is the sacrificed creature's toughness.

Counter target activated or triggered ability from a noncreature source. (Then exile this card. You may cast the creature later from exile.)

Return target spell or permanent with mana value 1 or greater to its owner's hand. If its mana value was 4 or less, learn.

Other Pirates you control get +1/+1.
At the beginning of your end step, gain control of target nonland permanent controlled by a player who was dealt combat damage by three or more Pirates this turn.

When Admiral Brass enters, mill four cards.
At the beginning of combat on your turn, you may return target Pirate creature card from your graveyard to the battlefield with a finality counter on it. It has base power and toughness 4/4. It gains haste until end of turn.

Raid — If you attacked this turn, you may pay rather than pay this spell's mana cost.
Counter target spell.

Flying
Landfall — Whenever a land you control enters, you may exile target nonland permanent other than this creature.
When this creature leaves the battlefield, return all cards exiled with it to the battlefield under their owners' control.

Ninjutsu
Whenever Dokuchi Silencer deals combat damage to a player, you may discard a card. When you do, destroy target creature or planeswalker that player controls.

When this creature enters, roll a six-sided die. You gain life equal to the result.

When this creature dies, create a 2/2 black Zombie Druid creature token.
Renew — , Exile this card from your graveyard: Put a +1/+1 counter on target creature. Activate only as a sorcery.

Double strike
Eternalize

Flying
When Dorothea, Vengeful Victim attacks or blocks, sacrifice it at end of combat.
Disturb

Enchant creature
Enchanted creature has "Whenever this creature attacks, create a 4/4 white Spirit creature token with flying that's tapped and attacking. Sacrifice that token at end of combat."
If Dorothea's Retribution would be put into a graveyard from anywhere, exile it instead.

, : Draw a card, then discard a card.