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Data from Steam — Steam Web API Terms of Use. Last updated .
| Achievement | How to unlock | Unlocked by | Rarity |
|---|---|---|---|
| Nightmare Crystalline Resurgence | You did battle once more in the mysterious lands where you once rescued the Legendary Huntress, Monk, and Apprentice... on Nightmare! | 0.4% | Ultra rare |
| Crystalline Resurgence | You did battle once more in the mysterious lands where you once rescued the Legendary Huntress, Monk, and Apprentice! | 0.4% | Ultra rare |
| Nightmare Slayer of Omenak | You defended the ancient Omenak Cathedral from the goblin hordes and their Flying Mech... on Nightmare! | 0.5% | Ultra rare |
| Nightmare A Very Misty Christmas | You returned to Mistymire for a very special celebration... on Nightmare! | 0.6% | Ultra rare |
| You dared to raid the Tomb of Etheria, and lived to tell the tale... on Nightmare! | 0.7% | Ultra rare | |
| You successfully defended Buccaneer Bay... on Nightmare! | 0.7% | Ultra rare | |
| You journeyed deep into the ocean and reclaimed the legendary Temple of Water from the horde of monsters! | 0.7% | Ultra rare | |
| You ventured deep into the infested ruins and drove out the monstrous infestation of wasps... on Nightmare! | 0.7% | Ultra rare | |
| You journeyed deep into the ocean and reclaimed the legendary Temple of Water from the horde of monsters... on Nightmare! | 0.7% | Ultra rare | |
| You ventured into the heart of Embermount, grounded the Harbingers and extinguished the flame of the mighty Phoenix... on Nightmare! | 0.8% | Ultra rare | |
| You successfully defended Buccaneer Bay! | 0.9% | Ultra rare | |
| You ventured into the heart of Embermount, grounded the Harbingers and extinguished the flame of the mighty Phoenix. | 1% | Very rare | |
| You earned every Dungeon Defenders Accomplishment through the Eternia Shards Campaign! Trendy bows before your might! | 1% | Very rare | |
| You purged the ruins of Karathiki of all Turkey interlopers... on Nightmare! | 1.1% | Very rare | |
| You purged the ruins of Karathiki of all Turkey interlopers! | 1.1% | Very rare | |
| Completed the Campaign and 3 Eternia Shards Missions only using summoned minions and Overlord mode for your entire team, except for the Final Wave... on Nightmare! | 1.1% | Very rare | |
| You successfully prevented hordes of mob matches in the Temple O' Love... on Nightmare! | 1.2% | Very rare | |
| Completed the Campaign and 3 Eternia Shards Missions using only summoned minions and Overlord mode for your entire team, except for the Final Wave. | 1.2% | Very rare | |
| You collected every Pet in all Etheria in your Item Box! | 1.2% | Very rare | |
| You delivered Santa's goodies... and then took on the big man himself... on Nightmare! | 1.2% | Very rare | |
| You achieved Nightmare Survival Victory on every Campaign mission, and are thus rewarded! | 1.3% | Very rare | |
| You played matchmaker for the gender mobs on the Sky O' Love challenge, and defeated Mega Cupid... on Nightmare! | 1.4% | Very rare | |
| You saved the moonbase from the enemy onslaught... on Nightmare! | 1.4% | Very rare | |
| You delivered Santa's goodies... and then took on the big man himself! | 1.4% | Very rare | |
| You successfully prevented hordes of mob matches in the Temple O' Love! | 1.5% | Very rare | |
| You have earned every Dungeon Defenders Accomplishment! Trendy salutes you! | 1.6% | Very rare | |
| You assembled an army to win the 'War of the Djinn' Challenge... on Nightmare! | 1.7% | Very rare | |
| You completed the Halloween Spooktacular 2 Challenge... on Nightmare! | 1.7% | Very rare | |
| You journeyed to the Crystalline Dimension, rescued the Legendary Heroes, and defeated an ultimate evil... on Nightmare! | 1.7% | Very rare | |
| You solved the 'Riddle of the Deep' Challenge... on Nightmare! | 1.8% | Very rare | |
| Reached Wave 10 on all levels in Pure Strategy on at least Medium Difficulty | 1.9% | Very rare | |
| You survived the onslaught of the Holiday Guardians... on Nightmare! | 1.9% | Very rare | |
| Earned Skin of Your Teeth Award on 6 Missions | 2.1% | Very rare | |
| You completed every original Challenge on Nightmare Hardcore difficulty. The gods weep before your awesome might! | 2.1% | Very rare | |
| Earned the Master Strategist Award on all Missions | 2.1% | Very rare | |
| You saved the moonbase from the enemy onslaught! | 2.1% | Very rare | |
| You played matchmaker for the gender mobs on the Sky O' Love challenge, and defeated Mega Cupid! | 2.2% | Very rare | |
| You assembled an army to win the 'War of the Djinn' Challenge! | 2.2% | Very rare | |
| You defended the portal against the rampaging Spider horde... on Nightmare! | 2.2% | Very rare | |
| You completed the Halloween Spooktacular 2 Challenge! | 2.3% | Very rare | |
| You survived the onslaught of the Holiday Guardians! | 2.4% | Very rare | |
| Earned the Gunslinger Award on all Missions | 2.5% | Very rare | |
| You Defended the Tinkerer's Lab and cleared the way for EV's upgrade... on Nightmare! | 2.5% | Very rare | |
| You solved the 'Riddle of the Deep' Challenge! | 2.6% | Very rare | |
| You completed every mission in the original campaign on Nightmare difficulty without dying. You are a god. | 2.8% | Very rare | |
| Stored all Pet types in your Item Box or on your Heroes | 2.8% | Very rare | |
| You completed the Boss Rush Challenge... on Nightmare! | 2.8% | Very rare | |
| You defended the portal against the rampaging Spider horde! | 2.9% | Very rare | |
| Completed All Challenges on INSANE Difficulty! | 2.9% | Very rare | |
| You Defended the Tinker's Lab and cleared the way for EV's upgrade! | 3% | Very rare | |
| You retrieved the Red Lost Eternia Shard from the billowing clouds of Sky City... on Nightmare! | 3% | Very rare | |
| You journeyed to the Crystalline Dimension, rescued the Legendary Heroes, and defeated an ultimate evil! | 3.1% | Very rare | |
| You completed every mission in the Assault Mission Pack on Nightmare Difficulty! | 3.1% | Very rare | |
| Saw all four Hero endings | 3.3% | Very rare | |
| You retrieved the Yellow Lost Eternia Shard from the cold waters of Aquanos... on Nightmare! | 3.3% | Very rare | |
| You retrieved the Blue Lost Eternia Shard from the scorching sands of Moraggo... on Nightmare! | 3.3% | Very rare | |
| You completed every mission in the original Campaign on Nightmare difficulty! Are you a god? | 3.5% | Very rare | |
| Earned the Flawless Victory Award on all Missions on at least Medium Difficulty | 3.6% | Very rare | |
| You assaulted the Lab and eliminated the squad of corrupted EV's... on Nightmare! | 3.8% | Very rare | |
| Completed all levels with 4 active players on at least Medium Difficulty | 3.9% | Very rare |