Cast this spell only during combat after blockers are declared.
Flip a coin. If you win the flip, target creature gets +1/+1 until end of turn.
Draw a card at the beginning of the next turn's upkeep.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{1}{R}
Battle Hymn
Instant
Add {R} for each creature you control.
{2}{R}
Boiling Blood
Instant
Target creature attacks this turn if able.
Draw a card.
{R}
Brightstone Ritual
Instant
Add {R} for each Goblin on the battlefield.
{R}
Brute Force
Instant
Target creature gets +3/+3 until end of turn.
{1}{R}
Brute Strength
Instant
Target creature gets +3/+1 and gains trample until end of turn.
{2}{R}
Chaos Warp
Instant
The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.
{1}{R}
Chaotic Strike
Instant
Cast this spell only during combat after blockers are declared.
Flip a coin. If you win the flip, target creature gets +1/+1 until end of turn.
Draw a card.
{R}
Crash Through
Sorcery
Creatures you control gain trample until end of turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)
Draw a card.
{R}
Expedite
Instant
Target creature gains haste until end of turn.
Draw a card.
{R}
Faithless Looting
Sorcery
Draw two cards, then discard two cards.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{1}{R}
Fists of Flame
Instant
Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn.
{2}{R}
Goblinslide
Enchantment
Whenever you cast a noncreature spell, you may pay {1}. If you do, create a 1/1 red Goblin creature token with haste.
{2}{R}
Guttersnipe
Creature - Goblin Shaman
Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.
2 /
2
{2}{R}
Heat Shimmer
Sorcery
Create a token that's a copy of target creature, except it has haste and "At the beginning of the end step, exile this permanent."
{1}{R}
Impact Tremors
Enchantment
Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.
{3}{R}
Inner Fire
Sorcery
Add {R} for each card in your hand.
{2}
Iron Myr
Artifact Creature - Myr
{T}: Add {R}.
1 /
1
{2}{R}{R}
Krenko, Mob Boss
Legendary Creature - Goblin Warrior
{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.
3 /
3
{2}{R}
Krenko, Tin Street Kingpin
Legendary Creature - Goblin
Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.
1 /
2
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{R}
Otherworldly Outburst
Instant
Target creature gets +1/+0 until end of turn. When that creature dies this turn, create a 3/2 colorless Eldrazi Horror creature token.
{R}
Panic
Instant
Cast this spell only during combat before blockers are declared.
Target creature can't block this turn.
Draw a card at the beginning of the next turn's upkeep.
{R}
Renegade Tactics
Sorcery
Target creature can't block this turn.
Draw a card.
{2}
Ruby Medallion
Artifact
Red spells you cast cost {1} less to cast.
{1}{R}
Runaway Steam-Kin
Creature - Elemental
Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add {R}{R}{R}.
1 /
1
{R}
Skirk Prospector
Creature - Goblin
Sacrifice a Goblin: Add {R}.
1 /
1
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{R}
Soul's Fire
Instant
Target creature you control deals damage equal to its power to any target.
{1}{R}
Stun
Instant
Target creature can't block this turn.
Draw a card.
{1}{R}
Temur Battle Rage
Instant
Target creature gains double strike until end of turn.
Ferocious -- That creature also gains trample until end of turn if you control a creature with power 4 or greater.
{2}
Thought Vessel
Artifact
You have no maximum hand size.
{T}: Add {C}.
{R}
Titan's Strength
Instant
Target creature gets +3/+1 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{1}{R}
Young Pyromancer
Creature - Human Shaman
Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.
2 /
1
{3}{R}
Zada, Hedron Grinder
Legendary Creature - Goblin Ally
Whenever you cast an instant or sorcery spell that targets only Zada, Hedron Grinder, copy that spell for each other creature you control that the spell could target. Each copy targets a different one of those creatures.