Imoen, Honorable Trickster can't be blocked.
Whenever Imoen deals combat damage to a player, you may exile an instant or sorcery card from your graveyard. If you do, put a +1/+1 counter on each creature you control.

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
: Add one mana of any color.

Whenever another creature you control leaves the battlefield, put a +1/+1 counter on this creature.

, : You may put a creature card from your hand onto the battlefield.

Warlocks you control have "Ward—Pay 2 life."

, , Sacrifice this artifact: Search your library for up to two basic land cards and/or Gate cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

When Uthgardt Fury enters the battlefield, it deals 4 damage to any target.
Damage isn't removed from creatures your opponents control during cleanup steps.

Conjure a card of your choice from Follow the Tracks's spellbook onto the battlefield.

Reach, trample, lifelink
Ward
, Exile Wilson, Urbane Bear from your graveyard: Target creature you control perpetually gains lifelink. Activate only as a sorcery.

Imoen, Chaotic Trickster can't be blocked.
Whenever Imoen deals combat damage to a player, you may exile an instant or sorcery card from your graveyard. If you do, Imoen deals 2 damage to each opponent.

Menace, double team (When this creature attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

When Minsc & Boo enters and at the beginning of your upkeep, you may create Boo, a legendary 1/1 red Hamster creature token with trample and haste.
+1: Put three +1/+1 counters on up to one target creature with trample or haste.
−2: Sacrifice a creature. When you do, Minsc & Boo deals X damage to any target, where X is that creature's power. If the sacrificed creature was a Hamster, draw X cards.
Minsc & Boo, Timeless Heroes can be your commander.

As an additional cost to cast this spell, discard a card.
Draw two cards and create two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")

Vigilance
This creature attacks or blocks each combat if able.

Exile all nontoken creatures you control, then roll a d20.
1—9 | Return those cards to the battlefield under their owner's control at the beginning of the next end step.
10—20 | Return those cards to the battlefield under their owner's control, then exile them again. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

You draw three cards and lose 3 life.

When Rasaad, Warrior Monk dies, create three 1/1 white Soldier creature tokens.

Flying
Double team
When this creature enters, you get a one-time boon with "When you cast a creature spell, that creature enters the battlefield with your choice of a +1/+1 counter, a flying counter, or a lifelink counter on it."

Flying
Whenever you attack with one or more other creatures with flying, create that many 1/1 white Soldier creature tokens that are tapped and attacking.

When this creature dies, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

When this creature specializes, remove all study counters from it. When you do, put target creature card with mana value less than or equal to the number of study counters removed this way from a graveyard onto the battlefield under your control.
: Draw a card, then discard a card.

Trample
Other creatures you control get +1/+1 and have trample.
When Lukamina, Bear Form dies, it unspecializes. If it unspecializes this way, return it to the battlefield tapped.

Animate Chains — When this creature enters, each player sacrifices a nontoken creature of their choice.

Haste
Whenever Ambergris, Agent of Tyranny attacks, you may discard your hand and draw two cards. When you do, target creature an opponent controls gets -X/-X until end of turn, where X is the number of cards you've discarded this turn.

Haste
Whenever Ambergris, Agent of Balance attacks, you may discard your hand and draw two cards. When you do, put X +1/+1 counters on another target creature you control, where X is the number of cards you've discarded this turn.

Double team (When this creature attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)
When Lizardfolk Librarians enters the battlefield, scry 2.

When this creature specializes, remove all study counters from it. Look at that many cards from the top of your library. Put one of those cards into your hand and the rest on the bottom of your library in a random order.
: Draw a card, then discard a card.

Destroy target creature or planeswalker. Create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

Flying
Whenever you attack with one or more other creatures with flying, those creatures get +2/+2 until end of turn.

Menace
Whenever this creature specializes or attacks, create a 2/2 green Wolf creature token.
When Lukamina, Wolf Form dies, it unspecializes. If it unspecializes this way, return it to the battlefield tapped.

Specialize
When Gale, Conduit of the Arcane enters, if you cast it, return target instant or sorcery card from your graveyard to your hand.

Choose one —
• Stall for Time — Tap up to three target creatures.
• Call for Aid — Create three 1/1 white Soldier creature tokens.

When this artifact enters, put a rope counter on target creature you control.
At the beginning of each player's upkeep, that player may pay . If they do, they put a rope counter on a creature they control. Otherwise, exile this artifact and each creature without a rope counter on it, then remove all rope counters from all creatures.

When Oji enters, you gain 2 life and scry 2.
Whenever you cast your second spell each turn, exile up to one target creature you control, then return it to the battlefield under its owner's control.

Haste
Whenever Ambergris, Agent of Law attacks, you may discard your hand and draw two cards. If you do, other creatures you control get +X/+X until end of turn, where X is the number of cards you've discarded this turn.