Here is the full list of all 18 The Capture Games achievements.
Unlock the Sprinkle Cookie relic.
Complete the tutorial in Lauren's mansion.
Unlock Rashmi Taneja.
Unlock Jacqueline Spade.
Win The Capture Games.
Win on the default Medium Island setting.
Win on the default Large Island setting.
Win with all three characters.
Unlock the Cube relic.
Unlock the Mega Mallet relic.
Unlock the Key Ring relic.
Unlock the Casino Voucher relic.
Unlock the Pocket EMP relic.
Unlock the Disguise Kit relic.
Unlock the Spirit Sword relic.
Unlock the Hyper Wrist relic.
Unlock the Nanomachines relic.
Unlock the Demon Eye relic.