Here is the full list of all 25 Super Dangerous Dungeons achievements.
Complete the Ice Dungeon in Time Trial mode!
Complete the Ice Dungeon with 3 or less deaths!
Complete the bonus Sand Dungeon in Time Trial mode!
Complete the bonus Sand Dungeon with 3 or less deaths!
Complete the Time Trial mode for the entire game!
Complete the Time Trial mode for the entire game with total of 10 or less deaths!
Complete the Golden Dungeon in Time Trial mode!
Complete the Golden Dungeon with 3 or less deaths!
Complete the Fire Dungeon in Time Trial mode!
Complete the Fire Dungeon with 3 or less deaths!
Complete the Water Dungeon in Time Trial mode!
Complete the Water Dungeon with 3 or less deaths!
Complete the Grass Dungeon in Time Trial mode!
Complete the Grass Dungeon with 3 or less deaths!
Complete the Ice Dungeon!
Complete the bonus Sand Dungeon!
Complete the Golden Dungeon!
Complete the secret level of the Golden Dungeon!
Complete the secret level of the Fire Dungeon!
Complete the secret level of the Water Dungeon!
Complete the Secret Level of the Grass Dungeon!
Reach the Hall of Challenges!
Complete the Fire Dungeon!
Complete the Water Dungeon!
Complete the Grass Dungeon!