Here is the full list of all 49 eFootball PES 2021 SEASON UPDATE achievements worth 1,000 gamerscore.
Won a total of 100 matches
Awarded for being picked for the Best Eleven in Become a Legend
Awarded for winning the league title in Become a Legend
Awarded for being receiving the World Best Player Award in Become a Legend
Performed a total of 100 assists
Got match data in Versus Mode
Scored 3 goals using a Set Piece Strategy
Had the ball 65% or more of the time and won the match
Performed a trick to get past a player and score
Scored 5 goals from chip shots
Won after coming back from 2 goals down
A defender scored a goal
Scored a total of 100 goals
Win 5 matches on Super Star Match Level difficulty
Played a total of 50 matches
Netted a free kick from 25 m or more
Awarded for winning the league title in any of the top leagues featured in Master League
Awarded for making an appearance in Become a Legend
Awarded acclaim for playing 10 ranked matches in myClub
Won a Casual Match in Online Co-op
Won a Clan Match in Online Co-op
Created a squad with a Team Strength of 3000 or more in myClub
Pulled off a win by scoring in stoppage time
Awarded a special Co-op playing style in Online Co-op
Awarded for earning a win in Master League
Increased your Followers in Master League
Read a message in Master League
Scored in open play from 30 m or more (excluding Set Pieces)
Awarded for winning your first Ranked Match game in myClub
Obtained a Gold or Black rarity player with a myClub scout
Trained a player to Lv.10 in myClub
Played a Random Selection Match to the final whistle
Awarded for winning promotion to a higher division in Online Divisions
Awarded for winning your first Online Divisions match
Scored 3 goals with the same player in a match
Played full Local Match
Won a derby match
Awarded for obtaining silver in all expert level Skills Training
Awarded for obtaining silver in all advanced level Skills Training
Awarded for obtaining silver in all intermediate level Skills Training
Awarded for obtaining silver in all basic level Skills Training
Kicked off while taking part in a Team Play Lobby
Saved a penalty kick (not in penalty shootouts)
Got match data against COM in Versus Mode
Win with a clean sheet
Defeated an opponent that is at least ★2 stronger in Team Strength
A substitute scored
Scored a goal on the counter-attack
Obtained a Black rarity player with a myClub agent