Ryu Hyabusa is back, but he's not alone in Ninja Gaiden 4. Ready your blades as we slice into all the details we know about the return of this beloved series.

As well as announcing Ninja Gaiden 4, Koei Tecmo has announced a remake of 2008 action game Ninja Gaiden 2 — and it’s out now.

He added that the forms of these primitive tools suggest that they may have been the prototypes of shuriken and other weapons used by the feudal-era undercover agents. Yuji Yamada, a ninja expert ...