Boxing Day

{T}: Target land becomes an Island until end of turn.

When Tidal Courier enters the battlefield, reveal the top four cards of your library. Put all Merfolk cards revealed this way into your hand and th...

{T}: Target Merfolk creature gets +1/+1 and gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island...

Whenever Scroll Thief deals combat damage to a player, draw a card.

{T}: Rootwater Hunter deals 1 damage to any target.

Draw X cards.

Ghostfire is colorless. Ghostfire deals 3 damage to any target.

Draw three cards.

Cycling {1}{R} ({1}{R}, Discard this card: Draw a card.) When you cycle Gempalm Incinerator, you may have it deal X damage to target creature, wher...

Whenever another red creature enters the battlefield under your control, Foundry Street Denizen gets +1/+0 until end of turn.

{1}, Sacrifice Ember Hauler: It deals 2 damage to any target.

Creatures you control gain double strike until end of turn. (They deal both first-strike and regular combat damage.)

Target creature gets +3/+1 and gains trample until end of turn.

Menace (This creature can't be blocked except by two or more creatures.)

Flying Battle Squadron's power and toughness are each equal to the number of creatures you control.

Enchant creature When Claustrophobia enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap...

{T}: Draw a card, then discard a card.

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

{T}: Target creature with power 2 or less can't be blocked this turn.

{1}{R}, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners. At the beginning of your end step, you may have Goblin Razerunners deal damage...

Double strike Whenever Warren Instigator deals damage to an opponent, you may put a Goblin creature card from your hand onto the battlefield.

Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

You may cast Harbinger of the Tides as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) Wh...

({T}: Add {R}.)