Indestructible
As long as your devotion to green is less than five, "Ten Lords A Leaping" isn't a creature.
Creature spells you cast cost less to cast.
: Reveal the top card of your library. If it's a creature card, put it into your hand. Otherwise, you may put it into your graveyard.

"Thunderbolt and lightning, very, very frightening me!" deals 4 damage to each creature and each planeswalker.

When "Vuvuzela Zombie" dies, create a 0/1 white Goat creature token.

When Acolyte of Affliction enters the battlefield, mill two cards, then you may return a permanent card from your graveyard to your hand.

Target opponent reveals their hand. You choose a nonland card from it or a card from their graveyard. Exile that card. You lose 1 life.

Alirios, Enraptured enters the battlefield tapped.
Alirios doesn't untap during your untap step if you control a Reflection.
When Alirios enters the battlefield, create a 3/2 blue Reflection creature token.

Reveal the top six cards of your library. An opponent exiles a nonland card from among them, then you put the rest into your hand. That opponent may cast the exiled card without paying its mana cost.

Lifelink
, Sacrifice Alseid of Life's Bounty: Target creature or enchantment you control gains protection from the color of your choice until end of turn.

Your devotion to each color and each combination of colors is increased by one.
: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life.

Anax's power is equal to your devotion to red. (Each in the mana costs of permanents you control counts toward your devotion to red.)
Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This creature can't block." If the creature had power 4 or greater, create two of those tokens instead.

Flying
At the beginning of your end step, you may exile an enchantment card from your graveyard. If you do, create a 2/2 black Zombie creature token.

Flying
At the beginning of your end step, you may exile an enchantment card from your graveyard. If you do, create a 2/2 black Zombie creature token.

Reach
Whenever an opponent casts an instant or sorcery spell, create a 1/2 green Spider creature token with reach.

Flying
When Archon of Falling Stars dies, you may return target enchantment card from your graveyard to the battlefield.

Flying, lifelink
Pegasus creatures you control have lifelink.
Constellation — Whenever an enchantment enters the battlefield under your control, create a 2/2 white Pegasus creature token with flying.

Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on Arena Trickster.

Flash
When Ashiok's Erasure enters the battlefield, exile target spell.
Your opponents can't cast spells with the same name as the exiled card.
When Ashiok's Erasure leaves the battlefield, return the exiled card to its owner's hand.

Flash
When Ashiok's Forerunner enters the battlefield, you may search your library and/or graveyard for a card named Ashiok, Sculptor of Fears, reveal it, and put it into your hand. If you search your library this way, shuffle it.

[+1]: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library."
[−3]: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand.
[−7]: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

[+2]: Draw a card. Each player mills two cards.
[−5]: Put target creature card from a graveyard onto the battlefield under your control.
[−11]: Gain control of all creatures target opponent controls.