Here is the full list of all 30 Teamfight Manager achievements.
Achieve 15 stacks for the lethal move of the Ghost Champion.
Win against an opponent with stats that are at least 10 higher than the average stats.
Kill 4 enemy champions in 3 seconds.
Kill 3 enemy champions in 3 seconds.
Win the Amateur League Championship.
Lose to an opponent with stats that are at least 10 lower than the average stats.
Acquire a piece of legendary tier equipment.
Record the first win in the league.
Reinforce the players through recruitment.
Win the Semi-Pro League Championship.
Win the Pro League Second Division Championship.
Win the Pro League First Division Championship.
Win the World Championship.
Win a losing game from a 0:2 deficit.
Lose a winning game from a 2:0 lead.
Complete the upgrade for all facilities.
Win a league title with no defeats.
Acquire the qualification for the World Championship.
Win in a sudden death situation.
Win with the same combination your opponent used in the previous set.
Renew a contract with one player for 5 seasons in a row.
Get a total of 5000 kills.
Substitute players 100x in the middle of the match.
Weaken a player's condition 100x by having the coach make unpleasant remarks.
Improve a player's condition 100x by having the coach make pleasant remarks.
Use one champion for 20 sets in a row.
Start a 4v4 match by having all the participating players pick champions they've best mastered.
Start a 4v4 match by having all the participating players pick champions they haven't mastered.
Use the Assassin Champion at least 100x.
In a 4v4 match, stop the opponent team from using any Ultimates.