Foundations

Creature — Vampire

When this creature enters, each opponent loses 2 life and you gain 2 life.

Vampire Spawn

Modern Horizons 3 Commander

Legendary Creature — Shapeshifter Noble

Whenever Omo enters or attacks, put an everything counter on each of up to one target land and up to one target creature.
Each land with an everything counter on it is every land type in addition to its other types.
Each nonland creature with an everything counter on it is every creature type.

Omo, Queen of Vesuva

Fallout

Artifact — Bobblehead

{T}: Add one mana of any color.
{3}, {T}: Up to X target creatures you control get +1/+0 and gain indestructible until end of turn, where X is the number of Bobbleheads you control as you activate this ability. Activate only as a sorcery.

Endurance Bobblehead

Ravnica Remastered

Creature — Human Wizard

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.

Dark Confidant

The Lost Caverns of Ixalan

Creature — Vampire Knight

{1}, Sacrifice another creature or artifact: This creature gains indestructible until end of turn. Tap it.

Vanguard of the Rose

Tales of Middle-earth Commander

Orc Army

Sauron, Lord of the Rings

The Ring // The Ring Tempts You

Legendary Creature — Avatar Horror

When you cast this spell, amass Orcs 5, mill five cards, then return a creature card from your graveyard to the battlefield.
Trample
Whenever a commander an opponent controls dies, the Ring tempts you.

Card

The Mouth of Sauron

Tales of Middle-earth Art Series

Assemble the Entmoot

Treefolk

Enchantment

Creatures you control have reach.
Sacrifice this enchantment: Create three tapped X/X green Treefolk creature tokens, where X is the amount of life you gained this turn. Put a reach counter on each of them.

Tales of Middle-earth Promos

Instant

Choose an opponent. They look at the top four cards of your library and separate them into a face-down pile and a face-up pile. Put one pile into your hand and the other into your graveyard. The Ring tempts you.

Sauron's Ransom

The Lord of the Rings: Tales of Middle-earth

Treasure

Gorbag of Minas Morgul

Legendary Creature — Orc Soldier

Whenever a Goblin or Orc you control deals combat damage to a player, you may sacrifice it. When you do, choose one —
• Draw a card.
• Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Gríma Wormtongue

Legendary Creature — Human Advisor

Your opponents can't gain life.
{T}, Sacrifice another creature: Target player loses 1 life. If the sacrificed creature was legendary, amass Orcs 2.

When The Mouth of Sauron enters, target player mills three cards. Then amass Orcs X, where X is the number of instant and sorcery cards in that player's graveyard. (Put X +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

March of the Machine

Incubator // Phyrexian

Creature — Phyrexian Elf Warrior

{1}, {T}, Sacrifice another creature or artifact: Incubate 3. (Create an Incubator token with three +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)

Compleated Huntmaster

Creature — Human Soldier

Vigilance
Whenever a creature you control becomes the target of a backup ability, copy that ability. You may choose new targets for the copy. This ability triggers only once each turn.

Mirror-Shield Hoplite

Creature — Vedalken Mutant

Flying, vigilance
This creature gets +1/+0 for each transformed permanent you control.

Mutagen Connoisseur

Instant — Adventure

You draw a card and you lose 1 life. (Then exile this card. You may cast the creature later from exile.)

Profane Insight

March of the Machine Commander

On an Adventure

Creature — Zombie Knight

Foulmire Knight

Innistrad: Double Feature

Creature — Zombie Horror

When this creature enters, target player mills three cards. (They put the top three cards of their library into their graveyard.)
{2}{U}: This creature can't be blocked this turn.

Drownyard Amalgam

Creature — Zombie

Exploit (When this creature enters, you may sacrifice a creature.)
When this creature exploits a creature, each opponent exiles a card from their hand.

Mindleech Ghoul

Creature — Vampire Assassin

When this creature enters, target creature an opponent controls gets -2/-2 until end of turn if that opponent controls no other creatures.

Skulking Killer

Commander 2021

Creature — Shade Warlock

When this creature enters, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Author of Shadows

Strixhaven: School of Mages

Creature — Demon

At the beginning of your upkeep, sacrifice a creature.
When you sacrifice this creature, each opponent discards a card, you draw a card, and you gain 2 life.

Daemogoth Woe-Eater

The List

Creature — Human Warlock

When this creature enters, return target Knight card from your graveyard to your hand.