You included "2021" in your search term. To clarify:
PES 2021 is virtually identical to PES 2020 in terms of gameplay engine (both run on the Fox Engine), but PES 2021 has updated kits, rosters, and the UEFA Euro 2020 mode. If you are searching for a "2021" experience, you actually want PES 2021, not PES 2020. efootball pes 2020 activation key pc 2021
However, PES 2021 was also delisted in late 2021. You can find keys for "PES 2021" cheaper than PES 2020 because nobody bought the Season Update. You included "2021" in your search term
PES 2020 was removed from the official Steam store in late 2020 / early 2021. Why? Due to licensing agreements (UEFA, Manchester United, Juventus*, etc.), Konami loses the rights to sell the game after a certain period. You cannot buy it directly from Steam anymore. PES 2021 is virtually identical to PES 2020
However, remaining CD keys from physical retail copies or authorized third-party vendors still exist. In 2021, these keys were selling for wildly inflated prices ($50–$100) because of the demand from players fleeing eFootball 2022.
If you still want a key for offline play, you have three primary options. Please note: We do not endorse cracking or piracy. We focus on legitimate retail keys.