Snuff Out

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Lórien Revealed

Draw three cards.
Islandcycling {1} ({1}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Ice Tunnel

({T}: Add {U} or {B}.)
This land enters tapped.

Breath Weapon

Breath Weapon deals 2 damage to each non-Dragon creature.

Archaeomancer

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Dispel

Cleansing Wildfire

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.
Draw a card.

Volatile Fjord

({T}: Add {U} or {R}.)
This land enters tapped.

Snow-Covered Plains

Skred

Skred deals damage to target creature equal to the number of snow permanents you control.

Murmuring Mystic

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Annul

Counter target artifact or enchantment spell.

God-Pharaoh's Faithful

Whenever you cast a blue, black, or red spell, you gain 1 life.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Augur of Bolas

When this creature enters, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Silverbluff Bridge

This land enters tapped.
Indestructible
{T}: Add {U} or {R}.

Seething Landscape

{T}: Add {C}.
{T}, Sacrifice this land: Search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.
Cycling {U}{B}{R} ({U}{B}{R}, Discard this card: Draw a card.)

Ephemerate

Exile target creature you control, then return it to the battlefield under its owner's control.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Rustvale Bridge

This land enters tapped.
Indestructible
{T}: Add {R} or {W}.

Crypt Incursion

Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way.

Snow-Covered Mountain

Red Elemental Blast

Choose one —
• Counter target blue spell.
• Destroy target blue permanent.

Snow-Covered Swamp

Counterspell

Snow-Covered Island

Crimson Fleet Commodore

Trample
When this creature enters, you become the monarch.

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.