Rise to the Challenge 

Instant
Target creature gets +2/+0 and gains first strike until end of turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Target creature gets +2/+0 and gains first strike until end of turn.