Toy story:

As Batman’s former ward, Nightwing returns to Gotham City to fight crime during the absence of his mentor.

Batfan says:

He’s got this cool yellow disc. I dunno what it’s for. Music?

Toy story:

After earning his stripes as Batman’s sidekick Robin, Dick Grayson became Nightwing, leader of the Teen Titans, in 1984’s Tales of the Teen Titans #44!

Batfan says:

Elvis.

Toy story:

Leading the team of Batgirl, Huntress, Robin, Steel, Superboy and Supergirl, Nightwing invades the White House to rescue Superman and Batman - and runs into Lex Luthor instead!

Batfan says:

I like Nightwing with this costume, not the one with yellow tassles LOL