City of Traitors

If you play any land, sacrifice City of Traitors. {T}: Add two colorless mana to your mana pool.

Pyroblast

Counter target spell if it is blue or destroy target permanent if it is blue.

Engineered Explosives

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Engineered Explosives.

Simian Spirit Guide

Remove Simian Spirit Guide in your hand from the game: Add {R} to your mana pool.

Great Furnace

(Great Furnace isn't a spell.) {T}: Add {R} to your mana pool.

Imperial Recruiter

When Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, and put it into your hand. Then shuffle your library.

Painter's Servant

As Painter's Servant comes into play, choose a color. All cards that aren't in play, spells, and permanents are the chosen color in addition to their other colors.

Ethersworn Canonist

Each player who has played a nonartifact spell this turn can't play additional nonartifact spells.

Enlightened Tutor

Search your library for an artifact or enchantment card and reveal that card. Shuffle your library, then put the card on top of it.

Ensnaring Bridge

Each creature with power greater than the number of cards in your hand cannot attack.

Lotus Petal

Sacrifice Lotus Petal: Add one mana of any color to your mana pool. Play this ability as a mana source.

Grindstone

{3}, {T}: Put the top 2 cards of target player's library into that player's graveyard. If both cards share at least one color, repeat this process.

Blood Moon

All non-basic lands are now basic mountains.

Grim Lavamancer

{R}, {T}, Remove two cards in your graveyard from the game: Grim Lavamancer deals 2 damage to target creature or player.

Red Elemental Blast

Counters a blue spell being cast or destroys a blue card in play.

Plateau

Counts as both mountains and plains and is affected by spells that affect either. Tap to add either {R} or {W} to your mana pool.

Viashino Heretic

{1}{R}, {T}: Destroy target artifact. Viashino Heretic deals to that artifact's controller damage equal to the artifact's total casting cost.

Goblin Welder

{T}: Choose a player. Exchange target artifact that player controls with target artifact in that player's graveyard.

Bloodstained Mire

Wooded Foothills

Ancient Tomb

Smuggler's Copter

Walking Ballista

Mountain

({T}: Add {R}.)