Rakdos Guildgate

Rakdos Guildgate enters the battlefield tapped. {T}: Add {B} or {R}.

Wind-Scarred Crag

Bloodfell Caves

Bloodfell Caves enters the battlefield tapped. When Bloodfell Caves enters the battlefield, you gain 1 life. {T}: Add {B} or {R} to your mana pool.

Skyknight Legionnaire

Flying, haste

Temple of Triumph

Temple of Triumph enters the battlefield tapped. When Temple of Triumph enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {T}: Add {R} or {W} to your mana pool.

Command Tower

Scoured Barrens

Boros Guildgate

Bond of Discipline

Tap all creatures your opponents control. Creatures you control gain lifelink until end of turn.

Despark

Exile target permanent with converted mana cost 4 or greater.

Mountain

({T}: Add {R}.)

Ob Nixilis's Cruelty

Target creature gets -5/-5 until end of turn. If that creature would die this turn, exile it instead.

Orzhov Guildgate

Orzhov Guildgate enters the battlefield tapped. {T}: Add {W} or {B}.

Plains

({T}: Add {W}.)

Single Combat

Each player chooses a creature or planeswalker they control, then sacrifices the rest. Players can't cast creature or planeswalker spells until the end of your next turn.

Swamp

({T}: Add {B}.)

Godless Shrine

({T}: Add {W} or {B}.) As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Mortify

Destroy target creature or enchantment.

Evolving Wilds

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.