Trample

Ochre Jelly enters with X +1/+1 counters on it.

Split — When Ochre Jelly dies, if it had two or more +1/+1 counters on it, create a token that's a copy of it at the beginning of the next end step. The token enters with half that many +1/+1 counters on it, rounded down.

At the beginning of combat on your turn, exile target red, white, or black creature card from your graveyard. Create a token that's a copy of that card, except it's 1/1. It gains haste until your next turn.

Flying

Olivia's Bloodsworn can't block.

: Target Vampire gains haste until end of turn.

When Oran-Rief Ooze enters, put a +1/+1 counter on target creature you control.

Whenever Oran-Rief Ooze attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it.

Dinosaur spells you cast cost less to cast.

: Target Dinosaur gains haste until end of turn.

If one or more +1/+1 counters would be put on an artifact or creature you control, that many plus one +1/+1 counters are put on it instead.

, : Put a +1/+1 counter on target artifact or creature you control. Activate only as a sorcery.

Cycling (, Discard this card: Draw a card.)

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Trample

When Penumbra Wurm dies, create a 6/6 black Wurm creature token with trample.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Return all cards from your graveyard to your hand. Exile Praetor's Counsel. You have no maximum hand size for the rest of the game.

Flying

Devour 2 (As this enters, you may sacrifice any number of creatures. This creature enters with twice that many +1/+1 counters on it.)

Whenever Preyseizer Dragon attacks, it deals damage to any target equal to the number of +1/+1 counters on Preyseizer Dragon.

You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

Quarantine Field enters with X isolation counters on it.

When Quarantine Field enters, for each isolation counter on it, exile up to one target nonland permanent an opponent controls until Quarantine Field leaves the battlefield.

When Ravenous Chupacabra enters, destroy target creature an opponent controls.

Destroy target creature that's one or more colors.

Exile target nonland card in a graveyard that was put there from anywhere this turn. Copy it. You may cast the copy without paying its mana cost.

Response deals 5 damage to target attacking or blocking creature.

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Exile target card from a graveyard. Create a 2/2 black Zombie creature token.

Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn.

+1: Creatures you control get +1/+1 and gain haste until end of turn.

−2: Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

−6: Create five 4/4 red Dragon creature tokens with flying.

Sarkhan's Dragonfire deals 3 damage to any target.

Look at the top five cards of your library. You may reveal a red card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Whenever you cast a creature spell with power 4, 5, or 6, Sarkhan's Unsealing deals 4 damage to any target.

Whenever you cast a creature spell with power 7 or greater, Sarkhan's Unsealing deals 4 damage to each opponent and each creature and planeswalker they control.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Face-down creatures you control get +0/+1.

Whenever a permanent you control is turned face up, draw a card.

Flying

: Target creature an opponent controls attacks this turn if able.

, : Attacking creatures get -1/-1 until end of turn.

Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard.

Choose a Background (You can have a Background as a second commander.)

Kicker

Skyclave Shade can't block.

If Skyclave Shade was kicked, it enters with two +1/+1 counters on it.

Landfall — Whenever a land you control enters, if Skyclave Shade is in your graveyard and it's your turn, you may cast it from your graveyard this turn.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When this creature dies, you may draw a card.

Trample

: Permanents you control gain indestructible until end of turn.

, Exile Soul of New Phyrexia from your graveyard: Permanents you control gain indestructible until end of turn.

, , Sacrifice Soul Separator: Exile target creature card from your graveyard. Create a token that's a copy of that card, except it's 1/1, it's a Spirit in addition to its other types, and it has flying. Create a black Zombie creature token with power equal to that card's power and toughness equal to that card's toughness.

( represents colorless mana.)

Target creature gets +3/-3 until end of turn.

Flying

When Specter of Mortality enters, you may exile one or more creature cards from your graveyard. When you do, each other creature gets -X/-X until end of turn, where X is the number of cards exiled this way.

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

: Put a +1/+1 counter on each artifact creature you control.

Each player loses 1 life for each creature they control.

(: Add or .)

Sunken Hollow enters tapped unless you control two or more basic lands.

(Transforms from Arguel's Blood Fast.)

: Add .

, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

(As this Saga enters and after your draw step, add a lore counter.)

I — Mill ten cards. Put up to two creature cards from among the milled cards onto the battlefield.

II — Distribute seven +1/+1 counters among any number of target creatures you control.

III — Until end of turn, creatures you control gain ": This creature fights target creature you don't control." Exile The Grand Evolution, then return it to the battlefield (front face up).

Flying, trample

Whenever The Unspeakable deals combat damage to a player, you may return target Arcane card from your graveyard to your hand.

You may have Thorn Elemental assign its combat damage as though it weren't blocked.

Exile target creature that blocked or was blocked by a Zombie this turn.

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gets +2/+0 and gains haste.

Search your library for up to X basic land cards, where X is the greatest power among creatures you control. Put those cards onto the battlefield tapped, then shuffle.

, : Put a fate counter on another target creature.

, : Exile target creature that has a fate counter on it, then return it to the battlefield under its owner's control.

, : Exile target creature that has a fate counter on it. Its controller draws two cards.

Will of the council — Starting with you, each player votes for death or torture. If death gets more votes, each opponent sacrifices a creature of their choice. If torture gets more votes or the vote is tied, each opponent loses 4 life.

Partner with Cazur, Ruthless Stalker (When this creature enters, target player may put Cazur into their hand from their library, then shuffle.)

Ukkima, Stalking Shadow can't be blocked.

When Ukkima leaves the battlefield, it deals X damage to target player and you gain X life, where X is its power.

Umbris, Fear Manifest 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.

, : Each opponent loses 1 life and you gain 1 life.

Verazol, the Split Current enters with a +1/+1 counter on it for each mana spent to cast it.

Whenever you cast a kicked spell, you may remove two +1/+1 counters from Verazol. If you do, copy that spell. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)