ND-03 BlueShark

ND-03 BlueShark is what can be considered the mascot of the Steel Diver series. It is the face of the first game, and plays a role in the second game, as well. It is captained by Ben Triton in the first game, Steel Diver, and its popularity led to its role as an item in the Super Smash Bros. Series, starting in Super Smash Bros. for Wii U and 3DS, and continuing in Super Smash Bros. Ultimate.

In game description:

"Midsized" "A balanced, all round sub."

Usage in Steel Diver:

BlueShark is the submarine you choose for a balanced gameplan, with decent mobility and size, the basic Steel Diver experience. It features 2 torpedoes, a wheel to steer the nose up and down in a limited fashion, and the features of the other subs including basic masker and forward-back throttles etc.

Usage in Steel Diver: Sub Wars