Your eyes do not deceive you. That is a rough, but highly impressive, version of Sid Meier’s Civilization made in Microsoft Excel. Programmer s0lly made the diversion as his entry in the OLC CodeJam 2019. You can’t move through the eras. There isn’t any diplomacy. It has no AI opponents. The “countries” are limited to red and blue. For all that it’s missing, it’s still better than fighting with VLOOKUP.
Get [CELL]ivization for free here.