As we're in the middle of spoiler season, some of these cards may eventually be eclipsed by others - though we're confident each of these has the potential to be impactful in Standard (and some of them beyond!) 10 Nowhere to Run Removal That Sticks Around To Annoy Nowhere to Run has a few things going for it
The main effect of Ochran Assassin is forcing all of your opponent's creatures to block it, allowing all of your other creatures to deal as much combat damage as possible
With a casting cost of just one red and two generic mana, Ashling comes down early and immediately starts generating value
Kairi is a Dragon in spirit only, giving the kind of interaction that decks like Arixmethes love
For instance, the blitzy Death's Shadow that sometimes appears on MTGO, going down to perilously low life totals behind Leyline protection
Balor This is a very on curve 5/5 flyer for five mana