Here is the full list of all 26 Chameleon Run Deluxe Edition achievements.
Complete all objectives in World 1
Complete all objectives in World 2
Complete all objectives in World 3
Complete all objectives in World 4
Collect all coins in all levels in World 4
Collect all crystals in all levels in World 4
Get 3 stars in all in World 4
Finish the last level in World 4
Get 3 stars in all in World 2
Finish half of the levels in World 4
Collect all coins in all levels in World 3
Collect all crystals in all levels in World 3
Get 3 stars in all in World 3
Finish half of the levels in World 3
Finish the last level in World 3
Collect all coins in all levels in World 2
Collect all crystals in all levels in World 2
Finish the last level in World 2
Finish half of the levels in World 2
Collect all coins in all levels in World 1
Collect all crystals in all levels in World 1
Get 3 stars in all in World 1
Finish half of the levels in World 1
Finish the last level in World 1
Complete all objectives in one last
Get 3 stars in one level