You played all week and reached for the leaderboard during the third week of FishBreak with the unlocked superpower "Cherry Shot". This is a POAP for level 3 achievement

You played all week and grinded the leaderboard during the second week of FishBreak with the unlocked superpower "Citrus Aura". This is a POAP for level 2 achievement

You played all week and reached for the leaderboard during the fourth week of FishBreak with the unlocked superpower "Red Alert". This is a POAP for level 4 achievement