Ultra Core, Mining Simulator Wiki

The "Ultra Core" is a limited exclusive Legendary pet in Mining Simulator 2. It could've been obtained by claiming the Prime Gaming Benefits before October 19th, 2022. To obtain its Shiny variant, the player has to trade for an additional 3 Ultra Cores, then craft one in The Forge.

Coreborn: Nations of the Ultracore Early Access Review - Roundtable Co-Op

Accessory Shop - Official Deep Rock Galactic Wiki

Domini, Mining Simulator Wiki

Metroid Prime - Wikipedia

Under the Microscope: Economic and Environmental Costs of Bitcoin Mining