Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
| Achievement | How to unlock |
|---|
| True Portal Master (80) | Unlock all other Achievements. |
| Hello!! Skylander (10) | The first time you put your Skylander on the Portal of Power. |
| Home Sweet Home (10) | Complete the Shattered Island level. |
| Fresh Air (10) | Complete the Stormy Stronghold level and acquire the elemental source. |
| Pure Water (10) | Complete the Leviathan Lagoon level and acquire the elemental source. |
| Mother Earth (10) | Complete the Stone Town level and acquire the elemental source. |
| Light of Life (20) | Complete the Falling Forest level and acquire the elemental source. |
| Perfect Technology (20) | Complete the Battlefield level and acquire the elemental source. |
| Undead Spirit (20) | Complete the Creepy Citadel level and acquire the elemental source. |
| Dancing Fire (20) | Complete the Lava Lakes Railway level and acquire the elemental source. |
| Magic Time (40) | Complete the Arkeyan Armory level and acquire the elemental source. |
| The Savior (60) | Complete the adventure mode by finishing the game. |
| Star Chaser (60) | Get 3 stars in any one level. |
| Phew! That was close! (20) | In the Leviathan Lagoon level, dodge 30 sharks without being hit. |
| Dodge Ball (20) | In Falling Forest, beat Evil Ent while more than 5 of his seeds are on the field. |
| Call Me Fireman! (40) | Beat Kaos' Evil minions in Lava Lakes Railway with only Gill Grunt's Power Hose. |
| Tag me if you can! (20) | Avoid being hit by the laser traps during the boss fight in Creepy Citadel. |
| One for All! (60) | Defeat Kaos without swapping Skylanders during the battle. |
| The Ace Pilot (20) | Defeat 30 enemies while riding the War Machine in the Arkeyan Armory level. |
| No Rocket Fired! (20) | Never use any rocket in the Falling Forest level. |
| Leviathan Dentist (10) | Get swallowed by the Leviathan 5 times in the Leviathan Lagoon level. |
| I love smashing! (20) | Destroy all of the rocks in the Molekin Mine level. |
| Mine Detector (20) | Complete the Troll Warehouse level without getting injured by the landmines. |
| Get me if you can! (20) | Complete Crystal Eye Castle without being hit by any of the rolling barrels. |
| New Challenger (20) | Complete your first challenge level! |
| Can't stop me! (40) | Complete 3 Challenge levels. |
| I love shopping (10) | The first time you purchase an upgrade for your Skylander. |
| Gotta buy them all (20) | Purchase all upgrades for any one Skylander. |
| Climb to the Top (60) | Level up any one Skylander to level 10. |
| Fashion Elite (40) | Collect 10 Hats. |
| Fashion Stylist (10) | Have your Skylander equip a hat for the first time. |
| Inside Power (10) | Unlock any Elemental Gate. |
| Chompy Chopper (10) | Defeat 15 Chompies in the Shattered Island level. |
| Happy Hour (10) | Open any treasure chest. |
| Archaeologist (40) | Collect 10 Story Scrolls. |
| Treasure-hunter (40) | Collect 10 Legendary Treasures. |
| The Spiritual Mentor (40) | Collect 10 Soul Gems. |
| The First Battle (10) | Play and complete any PvP match: win or lose. |
