Other creatures you control get +1/+1.
Landfall — Whenever a land you control enters, create a 1/1 white Human Warrior creature token.

When Malik enters, you and target opponent each secretly choose a creature that player controls. Then those choices are revealed, and that player sacrifices those creatures.
Whenever an opponent sacrifices a creature, you create a Treasure token.

Create a 5/5 green Elephant creature token.
Harmonize

Flying
Whenever Maralen or another Elf or Faerie you control enters, exile the top two cards of target opponent's library.
Once each turn, you may cast a spell with mana value less than or equal to the number of Elves and Faeries you control from among cards exiled with Maralen this turn without paying its mana cost.

Whenever this creature attacks, target creature can't block this turn.

Double strike
Master Tactician — Whenever one or more tokens you control enter, draw a card.
Chapter Master — : Create two 2/2 white Astartes Warrior creature tokens with vigilance.

At the beginning of combat on your turn, put your choice of a +1/+1, first strike, vigilance, or menace counter on Me.
Counters remain on Me as it moves to any zone other than a player's hand or library.
You may cast this card from your graveyard by discarding two cards in addition to paying its other costs.

At the beginning of combat on your turn, create a token that's a copy of target noncreature artifact you control, except its name is Mishra's Warform and it's a 4/4 Construct artifact creature in addition to its other types. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Changeling
You may have Moritte enter as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling.

Lifelink
Whenever Mr. Foxglove attacks, draw cards equal to the number of cards in defending player's hand minus the number of cards in your hand. If you didn't draw cards this way, you may put a creature card from your hand onto the battlefield.

Other green creatures you control get +1/+1.
Other blue creatures you control get +1/+1.
Untap all green and/or blue creatures you control during each other player's untap step.

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

You may cast sorcery spells as though they had flash.
Whenever Najal attacks, you may pay . If you do, when you next cast an instant or sorcery spell this turn, copy it. You may choose new targets for the copy.

When you cycle this card and when this creature dies, you may put a +1/+1 counter on target creature.
Cycling

At the beginning of each player's draw step, that player draws an additional card.
Whenever an opponent draws a card, Nekusar deals 1 damage to that player.

Flying, deathtouch
When Neriv enters, create two 1/1 red Goblin creature tokens.
Whenever Neriv attacks, exile a number of cards from the top of your library equal to the number of differently named tokens you control. During any turn you attacked with a commander, you may play those cards.

Mutate
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.

The next time a source of your choice would deal damage to you this turn, prevent that damage. When damage is prevented this way, New Way Forward deals that much damage to that source's controller and you draw that many cards.

When Nihiloor enters, for each opponent, tap up to one untapped creature you control. When you do, gain control of target creature that player controls with power less than or equal to the tapped creature's power for as long as you control Nihiloor.
Whenever you attack with a creature an opponent owns, you gain 2 life and that player loses 2 life.

Flying
When this creature enters, if you cast it, you may put a card you own from outside the game into your hand.

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.

Whenever Pantlaza or another Dinosaur you control enters, you may discover X, where X is that creature's toughness. Do this only once each turn.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless that player pays 4 life.
Whenever you copy a spell, up to one target opponent may also copy that spell. They may choose new targets for that copy.

Flying, hexproof, prowess
Whenever you cast a noncreature spell, put a +1/+1 counter on each other creature you control.

If damage would be dealt to this creature, put that many +1/+1 counters on it instead.

At the beginning of combat on your turn, create a green Aura enchantment token named Settlement attached to up to one target land you control. It has enchant land and "Enchanted land has ': Add one mana of any color.'"
Whenever Preston Garvey attacks, untap each enchanted permanent you control.

( can be paid with either or .)
Other permanents you control have hexproof.

Trample
Whenever one or more creatures you control with trample deal combat damage to a player, create an X/X green Dinosaur Beast creature token with trample, where X is the amount of damage those creatures dealt to that player.

Flying, trample
Whenever you sacrifice another creature, exile cards equal to its mana value from the top of target player's library. Until your next end step, you may play those cards, and mana of any type can be spent to cast those spells.
Sacrifice another creature: Rakdos gains indestructible until end of turn. Tap it. Activate only once each turn.

: Target creature with power 5 or greater gains first strike until end of turn.