Fics like the arcobaleno and other gemstones

And there, the Strongest Seven were beside each other, then they simultaneously bursts into flames. Side by side, in a line. Forming an absolute fearsome and terrifying Rainbow. Wolves are easily beaten by Lions, and Shining Amber, we will eat you alive.

You may also like

1. evaporate by sear (Katekyou Hitman Reborn!)
2. Take your Hands off our Cloud by pheathers (Katekyou Hitman Reborn!)
3. The Greatest Showman by poorasdirt (Katekyou Hitman Reborn!)
4. Adrenaline by Bow_To_The_King (Katekyou Hitman Reborn!)
5. of vanity and of freedom by honeysoo (Katekyou Hitman Reborn!)
6. Super Secret Journal: Skull's Do Not Touch Unless You Are Skull by KidWestHope16 (Katekyou Hitman Reborn!)
7. The Meaning of Immortal by Wandering_Shadows (Katekyou Hitman Reborn!)
8. On the Outside by metisket (Katekyou Hitman Reborn!)
9. Now You See Me by poorasdirt (Katekyou Hitman Reborn!)
10. I Died Today by Raven_Silversea (Katekyou Hitman Reborn!, Harry Potter - J. K. Rowling)
11. Sidelines by esama (Katekyou Hitman Reborn!)
12. Greatest showmen by NaTeO11 (Katekyou Hitman Reborn!)
13. Running away from your problems (Is a race you'll never win) by Swindled_Ink (Katekyou Hitman Reborn!)
14. Ignite by Lyre (Katekyou Hitman Reborn!)
15. Local Mafia Boss Blames This Rebirth Thing On Ex-Tutor On Account Of The Ex-Tutor's Name Being Reborn by Whymustwedolife (Katekyou Hitman Reborn!)
16. Nefelibata by YokaiAngel (Katekyou Hitman Reborn!)
17. black-blooded and silver-eyed gods by honeysoo (Katekyou Hitman Reborn!)
18. Anemoia (Katekyou Hitman Reborn!, 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia)
19. The Final Boss by Sakhyu (Katekyou Hitman Reborn!)
20. Whose Murderous Toddlers are These?? by pheathers (Katekyou Hitman Reborn!)