Spiral Abyss 4.7 : C0 Alhaitham Aggravate + C0 Arlecchino Vaporize ( floor 12 ) 

For those are wondering how he play arle with furina just so you know he used his pure skill and not relying on specific benefits on other characters such as healing

how can arle be played with furina?? with her lack of outside healing and stuff