Gatewatch Beacon

Gatewatch Beacon enters the battlefield with three loyalty counters on it.
: Add .
Whenever a planeswalker enters the battlefield under your control, if Gatewatch Beacon has loyalty counters on it, you may move a loyalty counter from Gatewatch Beacon onto that planeswalker.

Insolent Neonate

Menace (This creature can’t be blocked except by two or more creatures.)
Discard a card, Sacrifice Insolent Neonate: Draw a card.

Seize the Storm

Create a red Elemental creature token with trample and “This creature’s power and toughness are each equal to the number of instant and sorcery cards in your graveyard plus the number of cards with flashback you own in exile.”
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Gearsmith Guardian

Gearsmith Guardian gets +2/+0 as long as you control a blue creature.

Insolent Neonate

Menace (This creature can’t be blocked except by two or more creatures.)
Discard a card, Sacrifice Insolent Neonate: Draw a card.

Timeless Witness

When Timeless Witness enters the battlefield, return target card from your graveyard to your hand.

Provoke the Trolls

Provoke the Trolls deals 3 damage to any target. If a creature is dealt damage this way, it gets +5/+0 until end of turn.

Littjara Glade-Warden

Changeling (This card is every creature type.)
, , Exile a creature card from your graveyard: Put two +1/+1 counters on target creature. Activate this ability only any time you could cast a sorcery.

Vial Smasher the Fierce

Whenever you cast your first spell each turn, choose an opponent at random. Vial Smasher the Fierce deals damage equal to that spell’s converted mana cost to that player or a planeswalker that player controls.
Partner (You can have two commanders if both have partner.)

Merchant Raiders

Whenever Merchant Raiders or another Pirate enters the battlefield under your control, tap up to one target creature. That creature doesn’t untap during its controller’s untap step for as long as you control Merchant Raiders.

Reckless Fireweaver

Whenever an artifact enters the battlefield under your control, Reckless Fireweaver deals 1 damage to each opponent.

Spireside Infiltrator

Whenever Spireside Infiltrator becomes tapped, it deals 1 damage to each opponent.

Indomitable Creativity

Destroy X target artifacts and/or creatures. For each permanent destroyed this way, its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card. Those players put the exiled cards onto the battlefield, then shuffle their libraries.

Vizier of Deferment

Flash
When Vizier of Deferment enters the battlefield, you may exile target creature if it attacked or blocked this turn. Return that card to the battlefield under its owner’s control at the beginning of the next end step.

Naga Oracle

When Naga Oracle enters the battlefield, look at the top three cards of your library. Put any number of them into your graveyard and the rest back on top of your library in any order.

Defiant Greatmaw

When Defiant Greatmaw enters the battlefield, put two -1/-1 counters on target creature you control.
Whenever you put one or more -1/-1 counters on Defiant Greatmaw, remove a -1/-1 counter from another target creature you control.

Ornery Kudu

When Ornery Kudu enters the battlefield, put a -1/-1 counter on target creature you control.

Dire Fleet Hoarder

When Dire Fleet Hoarder dies, create a Treasure token. (It’s an artifact with “, Sacrifice this artifact: Add one mana of any color.”)

Liliana’s Elite

Liliana’s Elite gets +1/+1 for each creature card in your graveyard.

Escape Protocol

Whenever you cycle a card, you may pay . When you do, exile target artifact or creature you control, then return it to the battlefield under its owner’s control.

Mindwrack Harpy

Flying
At the beginning of combat on your turn, each player mills three cards.