Undoubtedly the best part of Zelda's 25th Anniversary.

[Smeags]

NoirSon said:

That is him on the right next to Sages from Wind Waker. The Wind Fish is on the left, so I can't think of any other aquatic non Zora character it could be.

That's Jabun, the giant fish thing that spoke Hylian in your first playthrough.

I guess the Fishmen weren't cool enough to make it on there.