Steel Wall

Spikeshot Goblin

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

Tainted Strike

Target creature gets +1/+0 and gains infect until end of turn. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Glyph of Destruction

Target blocking Wall you control gets +10/+0 until end of combat. Prevent all damage that would be dealt to it this turn. Destroy it at the beginning of the next end step.

Cinder Wall

Defender
When this creature blocks, destroy it at end of combat.

Phyresis

Enchant creature
Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Barrier of Bones

Defender
When this creature enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Runed Stalactite

Equipped creature gets +1/+1 and is every creature type.
Equip {2}

Swamp

Soul's Fire

Target creature you control deals damage equal to its power to any target.