Stormscape Battlemage

Kicker {W} and/or {2}{B} (You may pay an additional {W} and/or {2}{B} as you cast this spell.)
When Stormscape Battlemage enters, if it was kicked with its {W} kicker, you gain 3 life.
When Stormscape Battlemage enters, if it was kicked with its {2}{B} kicker, destroy target nonblack creature. That creature can't be regenerated.

Slay

Destroy target green creature. It can't be regenerated.
Draw a card.

Sawtooth Loon

Flying
When Sawtooth Loon enters, return a white or blue creature you control to its owner's hand.
When Sawtooth Loon enters, draw two cards, then put two cards from your hand on the bottom of your library.

Arctic Merfolk

Kicker—Return a creature you control to its owner's hand. (You may return a creature you control to its owner's hand in addition to any other costs as you cast this spell.)
If Arctic Merfolk was kicked, it enters with a +1/+1 counter on it.

Confound

Counter target spell that targets a creature.
Draw a card.

Island

Plains

Waterspout Elemental

Kicker {U} (You may pay an additional {U} as you cast this spell.)
Flying
When Waterspout Elemental enters, if it was kicked, return all other creatures to their owners' hands and you skip your next turn.

Sisay's Ingenuity

Enchant creature
When Sisay's Ingenuity enters, draw a card.
Enchanted creature has "{2}{U}: Target creature becomes the color of your choice until end of turn."

Planeswalker's Scorn

{3}{B}: Target opponent reveals a card at random from their hand. Target creature gets -X/-X until end of turn, where X is the revealed card's mana value. Activate only as a sorcery.

Marsh Crocodile

When Marsh Crocodile enters, return a blue or black creature you control to its owner's hand.
When Marsh Crocodile enters, each player discards a card.

Coastal Tower

Coastal Tower enters tapped.
{T}: Add {W} or {U}.

Salt Marsh

Salt Marsh enters tapped.
{T}: Add {U} or {B}.

Faerie Squadron

Kicker {3}{U} (You may pay an additional {3}{U} as you cast this spell.)
If Faerie Squadron was kicked, it enters with two +1/+1 counters on it and with flying.

Stormscape Apprentice

{W}, {T}: Tap target creature.
{B}, {T}: Target player loses 1 life.

Ravenous Rats

When Ravenous Rats enters, target opponent discards a card.

Terminal Moraine

{T}: Add {C}.
{2}, {T}, Sacrifice Terminal Moraine: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Swamp

Silver Drake

Flying
When Silver Drake enters, return a white or blue creature you control to its owner's hand.

Tidal Visionary

{T}: Target creature becomes the color of your choice until end of turn.

Phyrexian Bloodstock

When Phyrexian Bloodstock leaves the battlefield, destroy target white creature. It can't be regenerated.

Dromar's Charm

Choose one —
• You gain 5 life.
• Counter target spell.
• Target creature gets -2/-2 until end of turn.

Galina's Knight

Guard Dogs

{2}{W}, {T}: Choose a permanent you control. Prevent all combat damage target creature would deal this turn if it shares a color with that permanent.

Cavern Harpy

Flying
When Cavern Harpy enters, return a blue or black creature you control to its owner's hand.
Pay 1 life: Return Cavern Harpy to its owner's hand.

Honorable Scout

When Honorable Scout enters, you gain 2 life for each black and/or red creature target opponent controls.

Mana Cylix

Stormscape Familiar

Flying
White spells and black spells you cast cost {1} less to cast.

Vodalian Merchant

When Vodalian Merchant enters, draw a card, then discard a card.

Hunting Drake

Flying
When Hunting Drake enters, put target red or green creature on top of its owner's library.

Ancient Spring

Ancient Spring enters tapped.
{T}: Add {U}.
{T}, Sacrifice Ancient Spring: Add {W}{B}.

Dromar's Cavern

When Dromar's Cavern enters, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {W}, {U}, or {B}.

Nightscape Familiar

Blue spells and red spells you cast cost {1} less to cast.
{1}{B}: Regenerate Nightscape Familiar.