When Anathemancer enters the battlefield, it deals damage to target player equal to the number of nonbasic lands that player controls.
Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

( can be paid with either or 2 life.)
Defender
When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

Crabapple Cohort gets +1/+1 as long as you control another green creature.

Flying
When Filigree Angel enters the battlefield, you gain 3 life for each artifact you control.

: Groundling Pouncer gets +1/+3 and gains flying until end of turn. Activate this ability only once each turn and only if an opponent controls a creature with flying.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from their hand.

Other blue creatures you control get +1/+1.
Other red creatures you control get +1/+1.
: You may put a blue or red creature card from your hand onto the battlefield.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)
Creatures you control get +1/+0 until end of turn.