Burn at the Stake

As an additional cost to cast this spell, tap any number of untapped creatures you control.
Burn at the Stake deals damage to any target equal to three times the number of creatures tapped this way.

Shared Animosity

Whenever a creature you control attacks, it gets +1/+0 until end of turn for each other attacking creature that shares a creature type with it.

Goblin Vandal

Whenever this creature attacks and isn't blocked, you may pay {R}. If you do, destroy target artifact defending player controls and this creature assigns no combat damage this turn.

Sonic Burst

As an additional cost to cast this spell, discard a card at random.
Sonic Burst deals 4 damage to any target.

Fervor

Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

Goblin Mountaineer

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Goblin Arsonist

When this creature dies, you may have it deal 1 damage to any target.

Goblin Digging Team

{T}, Sacrifice this creature: Destroy target Wall.

Goblin Tunneler

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

Goblin Cavaliers

Bloodmark Mentor

Red creatures you control have first strike.

Boggart Arsonists

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)
{2}{R}, Sacrifice this creature: Destroy target Scarecrow or Plains.

Raid Bombardment

Whenever a creature you control with power 2 or less attacks, this enchantment deals 1 damage to the player or planeswalker that creature is attacking.

Goblin Striker

Raging Goblin

Haste (This creature can attack and {T} as soon as it comes under your control.)

Mudbrawler Cohort

Haste
This creature gets +1/+1 as long as you control another red creature.

Krenko, Mob Boss

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Mogg Maniac

Whenever this creature is dealt damage, it deals that much damage to target opponent or planeswalker.

Eldrazi Monument

Creatures you control get +1/+1 and have flying and indestructible.
At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice this artifact.

Genju of the Spires

Enchant Mountain
{2}: Enchanted Mountain becomes a 6/1 red Spirit creature until end of turn. It's still a land.
When enchanted Mountain is put into a graveyard, you may return this card from your graveyard to your hand.

Ghitu War Cry

{R}: Target creature gets +1/+0 until end of turn.

Spitting Earth

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

War-Torch Goblin

{R}, Sacrifice this creature: It deals 2 damage to target blocking creature.

Goblin Chariot

Boiling Seas

Intimidator Initiate

Whenever a player casts a red spell, you may pay {1}. If you do, target creature can't block this turn.

Goblin Caves

Enchant land
As long as enchanted land is a basic Mountain, Goblin creatures get +0/+2.

Blasphemous Act

This spell costs {1} less to cast for each creature on the battlefield.
Blasphemous Act deals 13 damage to each creature.

Warstorm Surge

Whenever a creature you control enters, it deals damage equal to its power to any target.

Firefright Mage

{1}{R}, {T}, Discard a card: Target creature can't be blocked this turn except by artifact creatures and/or red creatures.

Blaze

Kyren Sniper

At the beginning of your upkeep, you may have this creature deal 1 damage to target player or planeswalker.

Orcish Oriflamme

Attacking creatures you control get +1/+0.

Goblin Furrier

Prevent all damage that this creature would deal to snow creatures.

Kyren Legate

If an opponent controls a Plains and you control a Mountain, you may cast this spell without paying its mana cost.
Haste

Quest for the Goblin Lord

Whenever a Goblin you control enters, you may put a quest counter on this enchantment.
As long as this enchantment has five or more quest counters on it, creatures you control get +2/+0.

Mountain

Combust

This spell can't be countered.
Combust deals 5 damage to target white or blue creature. The damage can't be prevented.

Akki Avalanchers

Sacrifice a land: This creature gets +2/+0 until end of turn. Activate only once each turn.

Lavafume Invoker

{8}: Creatures you control get +3/+0 until end of turn.

Goblin Grappler

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Zap deals 1 damage to any target.
Draw a card.

Dragon's Herald

{2}{R}, {T}, Sacrifice a black creature, a red creature, and a green creature: Search your library for a card named Hellkite Overlord, put it onto the battlefield, then shuffle.

Goblin Roughrider

Goblin Fireslinger

{T}: This creature deals 1 damage to target player or planeswalker.

Krark-Clan Shaman

Sacrifice an artifact: This creature deals 1 damage to each creature without flying.

Swiftfoot Boots

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.)
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Rolling Thunder

Rolling Thunder deals X damage divided as you choose among any number of targets.

Fiery Fall

Fiery Fall deals 5 damage to target creature.
Basic landcycling {1}{R} ({1}{R}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Goblin Piker

Goblin Brigand

This creature attacks each combat if able.

Close Quarters

Whenever a creature you control becomes blocked, this enchantment deals 1 damage to any target.

Akki Blizzard-Herder

When this creature dies, each player sacrifices a land of their choice.

Magistrate's Veto

White creatures and blue creatures can't block.

Heat of Battle

Whenever a creature blocks, this enchantment deals 1 damage to that creature's controller.

Hulking Goblin

Crazed Goblin

Spikeshot Elder

{1}{R}{R}: This creature deals damage equal to its power to any target.

Emblem of the Warmind

Enchant creature you control
Creatures you control have haste.

Goblin Cohort

This creature can't attack unless you've cast a creature spell this turn.

Goblins of the Flarg

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)
When you control a Dwarf, sacrifice this creature.