Spark Elemental

Trample, haste
At the beginning of the end step, sacrifice Spark Elemental.

Tel-Jilad Justice

Destroy target artifact. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Tangle Asp

Whenever Tangle Asp blocks or becomes blocked by a creature, destroy that creature at end of combat.

Mountain

Pyrite Spellbomb

{R}, Sacrifice Pyrite Spellbomb: It deals 2 damage to any target.
{1}, Sacrifice Pyrite Spellbomb: Draw a card.

Slith Firewalker

Haste
Whenever Slith Firewalker deals combat damage to a player, put a +1/+1 counter on it.

Fangren Pathcutter

Whenever Fangren Pathcutter attacks, attacking creatures gain trample until end of turn.

Talisman of Impulse

{T}: Add {C}.
{T}: Add {R} or {G}. Talisman of Impulse deals 1 damage to you.

Magma Jet

Magma Jet deals 2 damage to any target. Scry 2.

Sylvok Explorer

{T}: Add one mana of any color that a land an opponent controls could produce.

Eternal Witness

When Eternal Witness enters, you may return target card from your graveyard to your hand.

Rain of Rust

Choose one —
• Destroy target artifact.
• Destroy target land.
Entwine {3}{R} (Choose both if you pay the entwine cost.)

Vulshok Berserker

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

Tel-Jilad Exile

Tel-Jilad Lifebreather

{G}, {T}, Sacrifice a Forest: Regenerate target creature.

Iron-Barb Hellion

Goblin Cannon

{2}: Goblin Cannon deals 1 damage to any target. Sacrifice Goblin Cannon.

Goblin Brawler

First strike
Goblin Brawler can't be equipped.

Grab the Reins

Choose one —
• Until end of turn, you gain control of target creature and it gains haste.
• Sacrifice a creature. Grab the Reins deals damage equal to that creature's power to any target.
Entwine {2}{R} (Choose both if you pay the entwine cost.)

Ferocious Charge

Target creature gets +4/+4 until end of turn. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Fangren Hunter

Cosmic Larva

Trample
At the beginning of your upkeep, sacrifice Cosmic Larva unless you sacrifice two lands.

Viridian Lorebearers

{3}{G}, {T}: Target creature gets +X/+X until end of turn, where X is the number of artifacts your opponents control.

Spikeshot Goblin

{R}, {T}: Spikeshot Goblin deals damage equal to its power to any target.

Barbed Lightning

Choose one —
• Barbed Lightning deals 3 damage to target creature.
• Barbed Lightning deals 3 damage to target player or planeswalker.
Entwine {2} (Choose both if you pay the entwine cost.)

Rite of Passage

Whenever a creature you control is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)