If USM were to get Alola forms for Johto mons, let's speculate what would be in USM. First up is pic related.
Marill -> Azumarill
Type: Ground/Fairy
Ability: Thick Fat/Huge Power
HA: Sand Force
Base Stats:
70/30/50/10/50/40 (Marill)
100/60/80/50/80/50 (Azumarill)
Can learn: Earthquake, Play Rough, Tail Slap, Superpower, Fire Punch, Thunder Punch, Stone Edge, Stomping Tantrum