Sunrise Cavalier 
Creature — Human Knight
Trample, haste If it's neither day nor night, it becomes day as this creature enters. Whenever day becomes night or night becomes day, put a +1/+1 counter on target creature you control.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL