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.

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has lifelink.

, : Target player loses 1 life.

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has first strike.

[+1]: Until end of turn, up to one target creature gets +1/+1 and gains first strike, vigilance, and lifelink.
[−2]: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.
[−7]: You get an emblem with "If a source would deal damage to you or a planeswalker you control, prevent all but 1 of that damage."

Flying, haste
Akoum Firebird attacks each combat if able.
Landfall — Whenever a land enters the battlefield under your control, you may pay . If you do, return Akoum Firebird from your graveyard to the battlefield.

Flying, first strike, vigilance, trample
At the beginning of each combat, until end of turn, each other creature you control gets +1/+1 if it has flying, +1/+1 if it has first strike, and so on for double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, protection, reach, trample, vigilance, and partner.
Partner

Flying
Delirium — Whenever Angel of Deliverance deals damage, if there are four or more card types among cards in your graveyard, exile target creature an opponent controls.

Flying
: Target attacking or blocking creature gets +1/+1 until end of turn.

[+2]: Angrath, Minotaur Pirate deals 1 damage to target opponent or planeswalker and each creature that player or that planeswalker's controller controls.
[−3]: Return target Pirate card from your graveyard to the battlefield.
[−11]: Destroy all creatures target opponent controls. Angrath, Minotaur Pirate deals damage to that player equal to their total power.

Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, untap those lands.

When Arashin Cleric enters the battlefield, you gain 3 life.

, : Arbalest Elite deals 3 damage to target attacking or blocking creature. Arbalest Elite doesn't untap during your next untap step.

Creatures you control have deathtouch.
Creatures your opponents control lose deathtouch and can't have or gain deathtouch.

Flying
Metalcraft — : Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate this ability only if you control three or more artifacts.

Destroy all lands.

Flying
When Ashen Rider enters the battlefield or dies, exile target permanent.

Choose two —
• Your opponents can't gain life this turn.
• Atarka's Command deals 3 damage to each opponent.
• You may put a land card from your hand onto the battlefield.
• Creatures you control get +1/+1 and gain reach until end of turn.

Flying
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
At the beginning of combat on your turn, choose up to one target creature you control. Until end of turn, that creature gets +2/+0, gains trample if it's red, and gains vigilance if it's white.

Flying
At the beginning of your draw step, draw an additional card.
At the beginning of your end step, discard your hand.