Cara, Radiant Mother

When Cara enters the battlefield, create Owen, a legendary 1/1 Brown & White human creature
{1}{w}{t}: Until end of turn, Owen gains +0/+10, hexproof, indestructible, and can't be sacrificed
{1}{g}{t}: Put a +1/+1 counter on target Owen you control
If Owen has 18 or more counters, he becomes
Anything he wants to be in the whole wide world
—
Her gaze protects and strengthens him forever