Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

Flying, deathtouch
Whenever an opponent loses life, you gain that much life. (Damage causes loss of life.)

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Deathtouch, lifelink
Whenever this creature mutates, return any number of target creature cards with total power 10 or less from your graveyard to the battlefield.

Each player may put an artifact, creature, enchantment, or land card from their hand onto the battlefield.

Flying
: This creature gets +1/+0 until end of turn.

Whenever a player casts their second spell each turn, you lose 1 life and create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

Ward—Sacrifice a legendary artifact or legendary creature.
Whenever an opponent casts a spell, amass Orcs 1.
Whenever an Army you control deals combat damage to a player, the Ring tempts you.
Whenever the Ring tempts you, you may discard your hand. If you do, draw four cards.

Flash
Vigilance
Aegis of the Emperor — Commanders you control have protection from everything.

: Target creature you control gains protection from the color of your choice until end of turn.

Vigilance
When this creature enters, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.

Whenever an opponent loses life, you gain that much life.

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

Umbris gets +1/+1 for each card your opponents own in exile.
Whenever Umbris or another Nightmare or Horror you control enters, target opponent exiles cards from the top of their library until they exile a land card.

Indestructible
Once each turn, you may pay rather than pay the mana cost for a colorless spell you cast from your hand.

Trample
You may cast creature cards from your hand as though they were the card Colossal Dreadmaw. (They become Colossal Dreadmaws.)

+2: Create a 1/1 green Elf Druid creature token with ": Add ."
−2: Destroy target artifact or enchantment.
−6: Draw a card for each green creature you control.
Freyalise, Llanowar's Fury can be your commander.

Defender (This creature can't attack.)
: Regenerate this creature.

Dragon spells you cast cost less to cast.
Whenever a Dragon you control enters, you may have Sarkhan become a copy of it until end of turn, except its name is Sarkhan, Soul Aflame and it's legendary in addition to its other types.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
This creature can't block.