Any of these ninjas would be great on Firework event:

Masked Man

Shisui [Kimono]

Nagato [Young Adult]

Utakata [Edo Tensei]

Hanzo Salamander

Madara [FKS]

Hidan [DPB]

Sasori [Akatsuki Creation]

Minato [Fourth Hokage]

Hinata [Cloak]

Kakashi [Susano'o]

Guy [Summer]

Tsunade [Fifth Hokage]

Hiruzen Sarutobi [Third Hokage]

Danzo Izanagi