Here is the full list of all 41 Defenders Glory achievements.
Finish stage 01-01 (Goblin Plains) on any difficulty, using any Race.
Obtain a 3-star score on stage 01-01 (Goblin Plains), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 01-02 (Bat Plains) on any difficulty, using any Race.
Obtain a 3-star score on stage 01-02 (Bat Plains), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 01-03 (Uphill Shortcut) on any difficulty, using any Race.
Obtain a 3-star score on stage 01-03 (Uphill Shortcut), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 01-04 (The Passageway) on any difficulty, using any Race.
Obtain a 3-star score on stage 01-04 (The Passageway), using any Race, on Very Hard or Impossible Difficulty.
Obtain every 3-star score in every stage of the Plains, with every Race, on Impossible Difficulty.
Finish stage 02-01 (The Desert Fork) on any difficulty, using any Race.
Obtain a 3-star score on stage 02-01 (The Desert Fork), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 02-02 (The Old Mine) on any difficulty, using any Race.
Obtain a 3-star score on stage 02-02 (The Old Mine), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 02-03 (The Dry Lake) on any difficulty, using any Race.
Obtain a 3-star score on stage 02-03 (The Dry Lake), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 02-04 (The Sand Rings) on any difficulty, using any Race.
Obtain a 3-star score on stage 02-04 (The Sand Rings), using any Race, on Very Hard or Impossible Difficulty.
Obtain every 3-star score in every stage of the Desert, with every Race, on Impossible Difficulty.
Finish stage 03-01 (Ice Labyrinth) on any difficulty, using any Race.
Obtain a 3-star score on stage 03-01 (Ice Labyrinth), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 03-02 (Frostpine Forest) on any difficulty, using any Race.
Obtain a 3-star score on stage 03-02 (Frostpine Forest), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 03-03 (Cold Crossing) on any difficulty, using any Race.
Obtain a 3-star score on stage 03-03 (Cold Crossing), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 03-04 (Mount-climb Rush) on any difficulty, using any Race.
Obtain a 3-star score on stage 03-04 (Mount-climb Rush), using any Race, on Very Hard or Impossible Difficulty.
Obtain every 3-star score in every stage of the Tundra, with every Race, on Impossible Difficulty.
Finish stage 04-01 (The Crossroads) on any difficulty, using any Race.
Obtain a 3-star score on stage 04-01 (The Crossroads), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 04-02 (The Watcher) on any difficulty, using any Race.
Obtain a 3-star score on stage 04-02 (The Watcher), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 04-03 (The Fallen Bridge) on any difficulty, using any Race.
Obtain a 3-star score on stage 04-03 (The Fallen Bridge), using any Race, on Very Hard or Impossible Difficulty.
Finish stage 04-04 (Pit of Decay) on any difficulty, using any Race.
Obtain a 3-star score on stage 04-04 (Pit of Decay), using any Race, on Very Hard or Impossible Difficulty.
Obtain every 3-star score in every stage of the Underworld, with every Race, on Impossible Difficulty.
Finish stage 05-01 (Lava Side Plains) on any difficulty, using any Race.
Obtain a 3-star score on stage 05-00 (Lava Side Plains), using any Race, on Very Hard or Impossible Difficulty.
Obtain every 3-star score in every stage of the Volcano, with every Race, on Impossible Difficulty.
Finish stage 05-02 (Rocky Pathway) on any difficulty, using any Race.
Obtain a 3-star score on stage 05-02 (Rocky Pathway), using any Race, on Very Hard or Impossible Difficulty.