Atrax, Flamebelt Charger

Haste, First strike, Afflict 1
{1}, Sacrifice a land: Draw a card and gain {r/w} for
each time you tapped that land for mana.
You may only activate this ability once per turn.
{1}, Discard a card: Create a 3/1 red fireling
creature token with trample, haste,
and "When this card dies, put a land from your graveyard onto the battlefield tapped."