Thunder Strike 
Instant
Target creature gets +2/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Target creature gets +2/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)