Kyren Legate

If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost.

Destroy target artifact.

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, you may cast that card without paying its mana cost if the two spells have the same mana value.

Whenever you cast a noncreature spell, you may pay . If you do, Moku gets +2/+1 and creatures you control gain haste until end of turn.

When this creature enters, clash with an opponent. If you win, put a +1/+1 counter on this creature. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.)

Changeling (This card is every creature type.)

Whenever an opponent casts a spell, you may put a +1/+1 counter on this creature.

Surge (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Haste

When this creature enters, if its surge cost was paid, other creatures you control get +1/+0 and gain haste until end of turn.