Spiderman (PS4) has sold over 20m units

[JRPGfan]

Otter said:

There are more Nintendo comparisons to be made

For example the exponential growth GOW and Zelda (BOTW) have seen this generation. BOTW2 and Ragnarok could make a fun sales battle if they both arrive Q2 2021.

BoTW2 should win that, by a large margin.