Dwarven Berserker

Whenever Dwarven Berserker becomes blocked, it gets +3/+0 and gains trample until end of turn.

Berserkers' Onslaught

Attacking creatures you control have double strike.

Dwarven Grunt

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

Barbarian Riftcutter

{R}, Sacrifice Barbarian Riftcutter: Destroy target land.

Axegrinder Giant

Balduvian Warlord

{T}: Remove target blocking creature from combat. Creatures it was blocking that hadn't become blocked by another creature this combat become unblocked, then it blocks an attacking creature of your choice. Activate only during the declare blockers step.

Torbran, Thane of Red Fell

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

Mountain Titan

{1}{R}{R}: Until end of turn, whenever you cast a black spell, put a +1/+1 counter on Mountain Titan.

Bonesplitter

Aerathi Berserker

Rampage 3 (Whenever this creature becomes blocked, it gets +3/+3 until end of turn for each creature blocking it beyond the first.)

Swamp

Boulder Rush

Target creature gets +2/+0 until end of turn. (Then exile this card. You may cast the creature later from exile.)

Rimrock Knight

Rimrock Knight // Boulder Rush

Bloodfire Dwarf

{R}, Sacrifice Bloodfire Dwarf: It deals 1 damage to each creature without flying.

Balduvian Barbarians

Agonizing Memories

Look at target player's hand and choose two cards from it. Put them on top of that player's library in any order.

Balthor the Stout

Other Barbarian creatures get +1/+1.
{R}: Another target Barbarian creature gets +1/+0 until end of turn.

Seven Dwarves

Seven Dwarves gets +1/+1 for each other creature named Seven Dwarves you control.
A deck can have up to seven cards named Seven Dwarves.

Dwarven Bloodboiler

Tap an untapped Dwarf you control: Target creature gets +2/+0 until end of turn.

Darksteel Axe

Indestructible (Effects that say "destroy" don't destroy this artifact.)
Equipped creature gets +2/+0.
Equip {2}

Amorphous Axe

Equipped creature gets +3/+0 and is every creature type.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Anax, Hardened in the Forge

Anax's power is equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.)
Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This creature can't block." If the creature had power 4 or greater, create two of those tokens instead.

Uncle Istvan

Prevent all damage that would be dealt to Uncle Istvan by creatures.

Barbarian Outcast

When you control no Swamps, sacrifice Barbarian Outcast.

Barktooth Warbeard

Afflict

Target creature gets -1/-1 until end of turn.
Draw a card.

Alpine Guide

When Alpine Guide enters, you may search your library for a Mountain card, put that card onto the battlefield tapped, then shuffle.
Alpine Guide attacks each combat if able.
When Alpine Guide leaves the battlefield, sacrifice a Mountain.

Audacious Thief

Whenever Audacious Thief attacks, you draw a card and you lose 1 life.

Marauder's Axe

Equipped creature gets +2/+0.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Lightning Axe

As an additional cost to cast this spell, discard a card or pay {5}.
Lightning Axe deals 5 damage to target creature.

Berserkers of Blood Ridge

Berserkers of Blood Ridge attacks each combat if able.

Barbarian Bully

Discard a card at random: Barbarian Bully gets +2/+2 until end of turn unless a player has Barbarian Bully deal 4 damage to them. Activate only once each turn.