Savannah Lions

Battle Mastery

Enchant creature
Enchanted creature has double strike. (It deals both first-strike and regular combat damage.)

Demonlord Belzenlok

Flying, trample
When Demonlord Belzenlok enters, exile cards from the top of your library until you exile a nonland card, then put that card into your hand. If the card's mana value is 4 or greater, repeat this process. Demonlord Belzenlok deals 1 damage to you for each card put into your hand this way.

Lightning Strike

Lightning Strike deals 3 damage to any target.

Corridor Monitor

When Corridor Monitor enters, untap target artifact or creature you control.

Wrath of God

Destroy all creatures. They can't be regenerated.

Ob Nixilis of the Black Oath

+2: Each opponent loses 1 life. You gain life equal to the life lost this way.
−2: Create a 5/5 black Demon creature token with flying. You lose 2 life.
−8: You get an emblem with "{1}{B}, Sacrifice a creature: You gain X life and draw X cards, where X is the sacrificed creature's power."
Ob Nixilis of the Black Oath can be your commander.

Traxos, Scourge of Kroog

Trample
Traxos, Scourge of Kroog enters tapped and doesn't untap during your untap step.
Whenever you cast a historic spell, untap Traxos. (Artifacts, legendaries, and Sagas are historic.)

Sol Ring

Vampire of the Dire Moon

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Wind Strider

Flash (You may cast this spell any time you could cast an instant.)
Flying

Chemister's Insight

Draw two cards.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Howling Golem

Whenever Howling Golem attacks or blocks, each player draws a card.

Swamp

Forest

Breakneck Berserker

Wurmcoil Engine

Deathtouch, lifelink
When Wurmcoil Engine dies, create a 3/3 colorless Phyrexian Wurm artifact creature token with deathtouch and a 3/3 colorless Phyrexian Wurm artifact creature token with lifelink.

Charging Monstrosaur

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Waterknot

Enchant creature
When Waterknot enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Island

Voltaic Servant

At the beginning of your end step, untap target artifact.

Doomed Dissenter

When Doomed Dissenter dies, create a 2/2 black Zombie creature token.

Bayou Groff

As an additional cost to cast this spell, sacrifice a creature or pay {3}.

Ritual of Soot

Destroy all creatures with mana value 3 or less.

Living Lightning

When Living Lightning dies, return target instant or sorcery card from your graveyard to your hand.

Colossal Dreadmaw

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

River's Rebuke

Return all nonland permanents target player controls to their owner's hand.

Scytheclaw

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +1/+1.
Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up.
Equip {3}

Mountain

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Cultivate

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Youthful Knight

Elder Gargaroth

Vigilance, reach, trample
Whenever Elder Gargaroth attacks or blocks, choose one —
• Create a 3/3 green Beast creature token.
• You gain 3 life.
• Draw a card.

Plains

Yeva, Nature's Herald

Flash (You may cast this spell any time you could cast an instant.)
You may cast green creature spells as though they had flash.

Sun Titan

Vigilance
Whenever Sun Titan enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.