Spore.kolekcja.gog.rar -

You only need to right-click and "Extract" the first file; WinRAR or 7-Zip will automatically pull data from the subsequent pieces.

Are you getting a or a checksum error while trying to extract it? SPORE.Kolekcja.GOG.rar

The file is typically associated with a Polish repack or archive of the Spore Collection (including the base game and expansions like Galactic Adventures and Creepy & Cute ). You only need to right-click and "Extract" the