Teambuilder is saying all OU deoxys-d moves are illegal.
Haven't tested in competitive match, but was allowed to use it in a custom with a friend.
I assume it's just a visual bug but i think it's worth noting.
NCFC (Deoxys-D) @ Leftovers
Trait: Pressure
Shiny: Yes
EVs: 252 HP / 4 SDef /...