Sonic the Hedgehog 3 shows Sonic breathing in space, but he can't breathe underwater. So how exactly does this ability work?

Sonic the Hedgehog ... and Shadow is giving the Dark Knight a run for his money. We also see Tails and Cyborg working in the lab, while Silver and Green Lantern talk amongst the clouds.

and Sega. The companies are teaming for a series of toys and collectibles sold exclusively at Target, starting off with a line of T-shirts and hoodies featuring Shadow the Hedgehog dressed as Batman.