imo, these movesets are pretty good for delta haxorus and for delta bisharp the moveset I recommend is
Delta Bisharp (M) Flying Gem/Leftovers/Life Orb
Ability: Defiant
EVs: 252 Atk / 126 Def / 126 HP (EVs depend on preference)
Adamant Nature (+Atk, -SAtk) (also depends on preference)
- High Jump Kick
- Acrobatics (if you have Flying Gem or no item)
- Iron Head
- Protect/U-Turn/Bulk Up/Roost
and for mega delta bisharp, I recommend
Delta Bisharp (M) Delta Bisharpite
Ability: Technician
EVs: 252 Atk / 252 Spd / 4 HP
Jolly Nature (+Spd, -SAtk)
- High Jump Kick
- Aerial Ace
- Iron Head
- Protect/U-Turn/Bulk Up/Roost/Power-Up Punch/Mach Punch (lol)