Name:Rhet-Crop Spearmaster
ManaCost:2 W
Types:Creature Human Warrior
PT:3/1
K:You may exert CARDNAME as it attacks.
T:Mode$ Exerted | ValidCard$ Card.Self | Execute$ TrigPump | TriggerDescription$ When you exert CARDNAME, it gets +1/+0 and gains first strike until end of turn.
SVar:TrigPump:DB$ Pump | Defined$ Self | NumAtt$ 1 | KW$ First Strike
Oracle:You may exert Rhet-Crop Spearmaster as it attacks. When you do, it gets +1/+0 and gains first strike until end of turn. (An exerted creature won't untap during your next untap step.)