Halshar, Prismatic Skylord

Flying
Other dragons you control get +1/+1
At the end of your precombat main phase, You gain 3 life, draw a card, destroy target creature, Halshar, Prismatic Skylord deals 2 damage to any target, and put a +1/+1 counter on target creature you control.
All dragons of the skies shall take heed of my command, so we can prosper and destroy any threat through unification.