Akroan Crusader

Heroic — Whenever you cast a spell that targets Akroan Crusader, create a 1/1 red Soldier creature token with haste.

Renegade Freighter

Whenever Renegade Freighter attacks, it gets +1/+1 and gains trample until end of turn.
Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Shelter

Target creature you control gains protection from the color of your choice until end of turn.
Draw a card.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Satyr Hoplite

Heroic — Whenever you cast a spell that targets Satyr Hoplite, put a +1/+1 counter on Satyr Hoplite.

Plains

Impact Tremors

Whenever a creature you control enters, Impact Tremors deals 1 damage to each opponent.

Firebrand Archer

Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent.

Crimson Wisps

Target creature becomes red and gains haste until end of turn.
Draw a card.

War Flare

Creatures you control get +2/+1 until end of turn. Untap those creatures.

Samut's Sprint

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

Wind-Scarred Crag

Wind-Scarred Crag enters tapped.
When Wind-Scarred Crag enters, you gain 1 life.
{T}: Add {R} or {W}.

Mountain

Tethmos High Priest

Heroic — Whenever you cast a spell that targets Tethmos High Priest, return target creature card with mana value 2 or less from your graveyard to the battlefield.

Guided Strike

Target creature gets +1/+0 and gains first strike until end of turn.
Draw a card.