Using the power of the Shift Ride Crosser Shift Car, Go achieves an all new fusion between the Mach and Chaser powers. The S.H.Figuarts release of the newest form of Mach is slated to include four additional hands, the Zenrin Shooter, and effect parts for said weapon.
Preorders for Kamen Rider Mach Chaser are currently live and will conclude at an unannounced date.
Kamen Rider Mach Chaser will retail for ¥5,940 before fees and shipping and will begin shipping in May, 2017.
Source: Premium Bandai