Arli, Brokers Recon

Technicaly from SNC
Reach, Flash, hexproof
When Arli, Brokers Recon enters the battlefield put +1/+1 counter on each other creature you control, and put loyalty counter on each plainswalker you control
You may look at your opponent hand as long as its their turn
Remove 12 counters among creatures and plainswalkers you control: counter target spell you don't control, cast this ability only during that players turn