Akroan Crusader

Heroic — Whenever you cast a spell that targets Akroan Crusader, create a 1/1 red Soldier creature token with haste. (It can attack and {T} as soon as it comes under your control.)

Infuriate

Target creature gets +3/+2 until end of turn.

Lash of Thorns

Target creature gets +2/+1 and gains deathtouch until end of turn.

Rakdos Guildgate

This land enters tapped.
{T}: Add {B} or {R}.

Tin Street Dodger

Haste
{R}: Tin Street Dodger can't be blocked this turn except by creatures with defender.

Built to Smash

Target attacking creature gets +3/+3 until end of turn. If it's an artifact creature, it gains trample until end of turn.

Furious Resistance

Target blocking creature gets +3/+0 and gains first strike until end of turn.

Cut Down

Destroy target creature with total power and toughness 5 or less.

Gingerbrute

Haste (This creature can attack and {T} as soon as it comes under your control.)
{1}: Gingerbrute can't be blocked this turn except by creatures with haste.
{2}, {T}, Sacrifice Gingerbrute: You gain 3 life.

Monastery Swiftspear

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Mountain

Footlight Fiend

When Footlight Fiend dies, it deals 1 damage to any target.

Dwarven Mine

({T}: Add {R}.)
Dwarven Mine enters tapped unless you control three or more other Mountains.
When Dwarven Mine enters untapped, create a 1/1 red Dwarf creature token.