Boxing Day

Whenever Bala Ged Thief or another Ally enters the battlefield under your control, target player reveals a number of cards from their hand equal to...

Flying Landfall — Whenever a land enters the battlefield under your control, Windrider Eel gets +2/+2 until end of turn.

Counter target creature spell. Create a 2/2 blue Illusion creature token.

Enchant land When Spreading Seas enters the battlefield, draw a card. Enchanted land is an Island.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Flying When Sphinx of Lost Truths enters the battlefield, draw three car...

Flying Shroud (This creature can't be the target of spells or abilities.) You may look at the top card of your library any time.

Counter target noncreature spell unless its controller pays {2}.

Flying

Defender Landfall — Whenever a land enters the battlefield under your control, Shoal Serpent loses defender until end of turn.

Whenever Seascape Aerialist or another Ally enters the battlefield under your control, you may have Ally creatures you control gain flying until en...

{T}: Draw a card for each Ally you control.

Flying Landfall — Whenever a land enters the battlefield under your control, you may gain control of target creature for as long as you control Roi...

Kicker {5} (You may pay an additional {5} as you cast this spell.) Create a token that's a copy of target creature. If this spell was kicked, crea...

{T}: Target player draws a card, then discards a card.

Enchant creature Enchanted creature gets +3/+3. Whenever enchanted creature deals combat damage to a player, double its controller's life total.

Whenever a card is put into your graveyard from anywhere, you may put a quest counter on Quest for Ancient Secrets. Remove five quest counters from...

Enchant creature Enchanted creature doesn't untap during its controller's untap step.

If an opponent cast three or more spells this turn, you may pay {0} rather than pay this spell's mana cost. Exile any number of target spells.

Flying When Merfolk Wayfinder enters the battlefield, reveal the top three cards of your library. Put all Island cards revealed this way into your ...

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) {2}{U}: Tap target creature without flying.

Whenever a spell or ability you control counters a spell, you may create a 1/1 blue Merfolk creature token. Tap seven untapped Merfolk you control:...

Whenever Lorthos, the Tidemaker attacks, you may pay {8}. If you do, tap up to eight target permanents. Those permanents don't untap during their c...

Flying At the beginning of your upkeep, sacrifice Living Tsunami unless you return a land you control to its owner's hand.