I can breed you one (galar corsola that is, not cursola lol). I already have 2 foreign ditto in my daycares though, and idc about IV's.
What HA pokemon do you have? I'd breed and trade one for any HA pokemon I don't yet have.
I put a list of all HA pokemon
I have in the spoiler below. I'm only listing the base form:
Spoiler:
HA Pokemon I have/can breed:
-Blipbug (Telepathy)
-Hatenna (Magic Bounce)
-Vulpix, Kanto (Drought)
-Vulpix, Alola (Snow Warning)
-Cufant (Heavy Metal)
-Eevee (Anticipation)
-Dunsparce (Rattled)
-Porygon (Analytic)
-Slowpoke, Both Kanto and Galar Forms (Regenerator)
-Corsola, Johto (Regenerator)
-Corsola, Galar (Cursed Body)
-Ponyta, Kanto (Flame Body)
-Ponyta, Galar (Anticipation)
-Cubone (Battle Armor)
-Exeggcute (Harvest)
-Stunfisk, Unova (Sand Veil)
-Buneary (Limber)
-Sandshrew, Kanto (Sand Rush)
-Sandshrew, Alola (Slush Rush)
-Diglet, Both Kanto and Alola Forms (Sand Force)
-Meowth, Alola (Rattled)
-Meowth, Galar & Kanto Forms (Unnerve)
-Zigzagoon, Both Hoenn and Galar Forms (Quick Feet)
-Mr. Mime, Kanto (Technician)
-Mr. Mime, Galar (Ice Body)
-Koffing (Stench)
-Mienfoo (Reckless)
-Arrokuda (Propeller Tail)
-Pidove (Rivalry)
-Staryu (Analytic)
-Rookidee (Big Pecks)
-Petilil (Leaf Guard)
-Carvanha (Speed Boost)
-Fletchling (Gale Wings)
-Skorupi (Keen Eye)
-Comfey (Natural Cure)
-Emolga (Motor Drive)
-Oranguru (Symbiosis)
-Combee (Hustle)
-Shuckle (Contrary)
-Miltank (Sap Sipper)
-Lickitung (Cloud Nine)
-Munna (Telepathy)
-Skrelp (Adaptability)
-Milcery (Aroma Veil)
-Farfetch'd, Galar (Scrappy)
-Farfetch'd, Kanto (Defiant)
-Scyther (Steadfast)
-Lapras (Hydration)
-Cutiefly (Sweet Veil)
-Wailmer (Pressure)
-Falinks (Defiant)
-Tympole (Water Absorb)
-Abra (Magic Guard)
-Espurr (Own Tempo)
-Ralts (Telepathy)
-Darumaka, both Unova and Galar Forms (Inner Focus)
-Natu (Magic Bounce)
-Hippopotas (Sand Force)
-Trubbish (Aftermath)
-Toxel (Klutz)
-Joltik (Swarm)
-Bouffalant (Soundproof)
-Silicobra (Sand Veil)
-Dedenne (Plus)
-Croagunk (Poison Touch)
-Wynaut/Wobbuffet (Telepathy)
-Duraludon (Stalwart)
-Impidimp (Pickpocket)
HA Starters:
-Bulbasaur (Chlorophyll)
-Charmander (Solar Power)
-Squirtle (Rain Dish)
-Rowlet (Long Reach)
-Litten (Intimidate)
-Popplio (Liquid Voice)
-Grookey (Grassy Surge)
-Scorbunny (Libero)
-Sobble (Sniper)