: Look at the top three cards of your library, then put them back in any order.
: Draw a card, then put this artifact on top of its owner's library.

: Add . This land deals 2 damage to you.

, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Skip your draw step.
Whenever you discard a card, exile that card from your graveyard.
Pay 1 life: Exile the top card of your library face down. Put that card into your hand at the beginning of your next end step.

Add two mana in any combination of colors.
Draw a card.

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.
At the beginning of each opponent's upkeep, that player sacrifices a creature of their choice.

: Add one mana of any color in your commander's color identity.

: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

Flying
When this creature enters, creatures you control gain flying and get +X/+X until end of turn, where X is the number of creatures you control.

: Add . This land deals 2 damage to you.

At the beginning of your first main phase, add or for each Raccoon you control.
Whenever you expend 4, you gain 3 life. (You expend 4 as you spend your fourth total mana to cast spells during a turn.)
Whenever you expend 8, exile the top two cards of your library. Until the end of your next turn, you may play those cards.

If a triggered ability of an Ally you control triggers, that ability triggers an additional time.

Flying
When Kokusho dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Flying

Flying
Whenever this creature deals combat damage to a player, roll a d20. You create a number of Treasure tokens equal to the result.

: Add .
, : Put target creature card from your graveyard on top of your library.

Flying
Whenever you draw a card, Niv-Mizzet deals 1 damage to any target.
: Draw a card.

Hive Mind — Whenever a player mills one or more creature cards, you create a 1/1 black Horror creature token.
, : Target player mills three cards.
Choose a Background (You can have a Background as a second commander.)

Sacrifice a creature: Add one mana of any color.