Tailwind support (Volbeat) (M) @ Covert Cloak  
Ability: Prankster  
Level: 50  
Tera Type: Bug  
EVs: 244 HP / 4 Atk / 196 Def / 60 SpD / 4 Spe  
Impish Nature  
- Tailwind  
- Lunge  
- Encore  
- Taunt

Volbeat does more of less the same thing as Illumise, so it really comes down to whether you prefer Lunge to Struggle Bug or priority Taunt to Helping Hand. 
Pairs well with: Intestinorm, Mudaimer, Kagunawa, Ulmiraj