Itzquinth, Firstborn of Gishath 

Legendary Creature — Dinosaur
Haste
When Itzquinth enters, you may pay . When you do, target Dinosaur you control deals damage equal to its power to another target creature.
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL