Sonic 4: Amy Rose Could Give Sonic His Own Piko Piko Hammer
via screenrant.com
Short excerpt below. Read at the original source.
Based on the ending of the third Sonic film, Sonic the Hedgehog 4seems ready to show Sonic facing alongside Amy Rose against an army of Metal Sonics. Given how strong Sonic’s metal doppelgangers seem to be, it is possible that Sonic will need a power upgrade in the next film.