Arixmethes, Slumbering Isle enters the battlefield tapped with five slumber counters on it.

As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.)

Whenever you cast a spell, you may remove a slumber counter from Arixmethes.

: Add .

Whenever one or more creature cards leave your graveyard, create a 1/1 black Bat creature token with flying.

: Add .

, , Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

Multicolored creatures you control get +1/+1.

As Pillar of Origins enters the battlefield, choose a creature type.

: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Destroy all creatures with mana value 3 or less.

As Unclaimed Territory enters the battlefield, choose a creature type.

: Add .

: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.