Here is the full list of all 40 Skylanders SuperChargers achievements worth 1,000 gamerscore.
Equipped your first Mod
Completed a Race level
Came in 1st place in any Race level on any difficulty
Defeated an enemy while SuperCharged
Collected 4 vehicle Mods
Beat The Rift to Skylands
Honked your first vehicle horn
Entered a vehicle in Co-Op mode
Complete Story Mode on Nightmare difficulty
Beat The Cloudbreather's Crag on any difficulty
Beat The Cloud Kingdom on any difficulty
Beat Land of the Undead on any difficulty
Beat Battlebrawl Island on any difficulty
Beat The Spell Punk Library on any difficulty
Beat Gadfly Glades on any difficulty
Beat Cap'n Cluck's Chicken HQ on any difficulty
Beat Monstrous Isles on any difficulty
Beat Ridepocalypse Demo Derby on any difficulty
Beat Vault of the Ancients on any difficulty
Beat The Bandit Train on any difficulty
Earn all Land vehicle stars
Defeat The Darkness on any difficulty
Reach Portal Master Rank 10
Reach Portal Master Rank 25
Reach Portal Master Rank 40
Reach Portal Master Rank 55
Reach Portal Master Rank 70
Equip 3 different Mods on one vehicle
Fully upgrade a vehicle
Come in 1st place in any Race level on each difficulty
Collect 43 Skystones
Win 15 Games of Skystones: Overdrive
Have at least 5 active Legendary Treasures in the Academy at once
Collect 10 Legendary Treasures
Solve 15 Live Wire Lock puzzles
Earn 6 gold Emblems
Achieve gold on 12 Emblems
Complete 10 quests given by Hugo
Complete 10 quests given by Tessa
Fully complete a Driver quest from Buzz