What is a good moveset for Banette?

Question

If you have a good competitive moveset for Banette, post an answer below and upvote the best ones. Movesets for any of its pre-evolutions can also be shared on this thread.

Be sure to include full set details in your post, e.g. items, abilities, natures and EVs. Some explanation, including the intended game mode for your set, is also appreciated. Access the full list of guidelines here.

Banette Pokédex and learnset for reference.

Answer 1

Gen 7 ZU

Banette @ Life Orb
Ability: Insomnia / Frisk
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Gunk Shot
- Shadow Claw / Knock Off
- Shadow Sneak
- Destiny Bond

Gunk Shot is a strong coverage move. Shadow Claw is STAB. Knock Off can be used instead to remove items, and with you use Frisk with Knock Off, you can see if one of the opponent's item is worth removing. Shadow Sneak is for piority STAB revenge killing. Destiny Bond is to take out a Pokemon when you get knocked out.

Answer 2

Gen 8 BDSP PU

Banette @ Life Orb
Ability: Frisk
EVs: 252 Atk / 4 SpA / 252 Spe
Naive Nature
- Shadow Claw
- Knock Off
- Thunderbolt
- Shadow Sneak

A mixed Life Orb set for BDSP PU if you decide to use Banette. Shadow Claw is used as your STAB move that has a chance to land a criticial hit. Knock Off lets you cripple Pokemon switching in by removing their item. Thunderbolt lets you deal super effective damage to Floatzel and Pelipper. Shadow Sneak allows you to revenge kill weakened Pokemon and is useful for chipping fast Pokemon.

Answer 3

A Gen 9 NatDex RU set?!

Banette-Mega (M) @ Banettite
Ability: Cursed Body > Prankster
Tera Type: Ghost / Dark
EVs: 252 HP / 252 Atk / 4 Spe
Adamant Nature
- Knock Off
- Gunk Shot
- Shadow Sneak
- Pain Split

Knock Off is a great utility move. Shadow Sneak is priority. Pain Split is great for recovery against high HP Pokémon, and gets priority with Prankster. Gunk Shot is great coverage. Tera Ghost / Dark is to boost Knock Off or Shadow Sneak.