Flying

When Angel of the Dawn enters, creatures you control get +1/+1 and gain vigilance until end of turn.

: Ashiok's Skulker can't be blocked this turn.

Lifelink

When Blood Operative enters, you may exile target card from a graveyard.

Whenever you surveil, if Blood Operative is in your graveyard, you may pay 3 life. If you do, return Blood Operative to your hand.

Whenever Cleric of Chill Depths blocks a creature, that creature doesn't untap during its controller's next untap step.

Whenever a creature dies, if an Aura you controlled was attached to it, return target creature card with mana value 2 or less from your graveyard to your hand.

Creature and enchantment spells you control can't be countered.

: Target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is the number of enchantments you control. It's still a land.

When Dramatist's Puppet enters, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

−1: Up to two target creatures you control each get +2/+1 until end of turn.

−2: Create two 1/1 white Human Soldier creature tokens.

−3: You gain 5 life.

Escape—, Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

This spell costs less to cast for each artifact you control.

When Emry, Lurker of the Loch enters, mill four cards.

: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)

Deathtouch

Face-down creatures you control have ": Turn this creature face up. If you can't, exile it, then you may cast the exiled card without paying its mana cost."

Whenever an Assassin you control deals combat damage to an opponent, cloak the top card of that player's library.

If it's not your turn, you may exile a white card from your hand rather than pay this spell's mana cost.

Flash

Creatures you control get +1/+1.

Whenever Frodo Baggins or another legendary creature you control enters, the Ring tempts you.

As long as Frodo is your Ring-bearer, it must be blocked if able.

Flash

You may cast sorcery spells as though they had flash.

Whenever the Ring tempts you, if you chose a creature other than Gandalf, Friend of the Shire as your Ring-bearer, draw a card.

Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, Harvesttide Sentry can't be blocked by creatures with power 2 or less this turn.

Flying

: Attacking creatures with flying get +1/+1 until end of turn. ( can be paid with either or .)

Whenever three or more creatures you control with flying attack, each player gains control of a nonland permanent of your choice controlled by the player to their right.

Whenever you cast a multicolored spell, scry 1. If that spell was all colors, create a 4/4 white Angel creature token with flying and vigilance.

, : Add .

+1: Put a ghostform counter on up to one target nontoken creature. It gains "When this creature dies or is put into exile, return it to its owner's hand and create a 1/1 white Spirit creature token with flying."

−3: Exile target nonland permanent.

−7: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand, from your graveyard, or from among cards you own in exile without paying its mana cost."

+1: Target player loses 2 life.

−1: Return target creature card from your graveyard to your hand.

−7: Destroy up to two target creatures. Put up to two creature cards from graveyards onto the battlefield under your control.

Partner with Ley Weaver (When this creature enters, target player may put Ley Weaver into their hand from their library, then shuffle.)

: Target player draws two cards.

Enchant creature

As Metamorphic Alteration enters, choose a creature.

Enchanted creature is a copy of the chosen creature.

Whenever you tap a Swamp for mana, add an additional .

: Nirkana Revenant gets +1/+1 until end of turn.

Flying

Other Demons, Devils, Imps, and Tieflings you control get +1/+1 and have lifelink.

At the beginning of each end step, if a creature card was put into your graveyard from anywhere this turn, create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Whenever a creature you control deals combat damage to a player, add that much . Until end of turn, you don't lose this mana as steps and phases end.

When Setessan Petitioner enters, you gain life equal to your devotion to green. (Each in the mana costs of permanents you control counts toward your devotion to green.)

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.

+1: Until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays 2 life for each of those creatures.

−3: Search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

−7: Destroy all non-Dragon creatures.

Sivitri, Dragon Master can be your commander.

Lifelink

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

At the beginning of each of your postcombat main phases, if you gained 3 or more life this turn, exile Sorin of House Markov, then return him to the battlefield transformed under his owner's control.

When Stoneforge Mystic enters, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.

, : You may put an Equipment card from your hand onto the battlefield.

+2: Create two 0/1 black Thrull creature tokens.

+1: You may sacrifice another creature or planeswalker. If you do, draw two cards, then draw another card if the sacrificed permanent was a commander.

−10: Gain control of all commanders. Put all commanders from the command zone onto the battlefield under your control.

Tevesh Szat, Doom of Fools can be your commander.

Partner

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.)

I — Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

II — Create a 1/1 green Saproling creature token.

III — Domain — Target creature you control gets +X/+X and gains trample until end of turn, where X is the number of basic land types among lands you control.

First strike

You may look at the top card of your library any time.

As long as an opponent controls more lands than you, you may play lands from the top of your library. (You can play a land this way only if you have an available land play remaining.)

+2: You may sacrifice another permanent. If you do, you gain 1 life and draw a card.

−3: Destroy target nonland permanent with mana value 3 or less.

−9: You get an emblem with "Whenever a creature you control deals combat damage to a player, that player loses the game."

Wizard's Rockets enters tapped.

, , Sacrifice Wizard's Rockets: Add X mana in any combination of colors.

When Wizard's Rockets is put into a graveyard from the battlefield, draw a card.