Double strike, haste
Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase.
Related products
from $0.49
Reckless Racer
Aether Revolt
First strike Whenever Reckless Racer becomes tapped, you may discard a card. If you do, draw a card.
from $0.49
Untethered Express
Aether Revolt
Trample Whenever Untethered Express attacks, put a +1/+1 counter on it. Crew 1 (Tap any number of creatures you control with total power 1 or more:...
View full details
from $0.49
Crackdown Construct
Aether Revolt
Whenever you activate an ability of an artifact or creature that isn't a mana ability, Crackdown Construct gets +1/+1 until end of turn.
from $1.99
Gonti's Aether Heart
Aether Revolt
Whenever Gonti's Aether Heart or another artifact enters the battlefield under your control, you get {E}{E} (two energy counters). Pay {E}{E}{E}{E}...
View full details
from $1.33
Spire of Industry
Aether Revolt
{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate this ability only if you control an artifact.