Unleashed - Sinistar

The core loop revolves around resource management and high-stakes space combat.

Released in 1999 as a 3D sequel to the 1982 arcade classic, tasks you with preventing the arrival of the Sinistar by destroying a jumpgate or, failing that, destroying the titan itself. Gameplay Mechanics Sinistar Unleashed

: Each level centers on a jumpgate. Worker ships (called Sporg) carry energy crystals to the gate to power it up. The core loop revolves around resource management and

: You must mine asteroids and "planetoids" to collect crystals. Sinistar Unleashed