NGU Idle Wiki

All is lost... or is it?

The Aethereal Sea is the 45th location in Adventure Mode. It is unlocked by beating boss #269 on SADISTIC difficulty.

It was formerly named The Aethereal Sea Part 1 but apparently an intended Part 2 got cancelled with the "Story's End" release (Build 1.260).


Recommended stats:

Mode Power Toughness
Manual 17.2 Dc (1.7E+34) 6.1 Dc (6.1E+33)
Idle Beast Mode OFF 33.6 Dc (3.3E+34) 23.6 Dc (2.3E+34)
Beast Mode ON ? ?
One Hit 575 Dc (5.75E+35) ?


Only cube root of loot chance bonus applies. For following items your base chance is . Item levels are base drop levels without challenge or set rewards.

Normal enemy:



Boss chance 4/21

  • A Seagull
  • Cosmic Jellyfish
  • Aether Eel
  • You.
  • A Pi-rat
  • A Bunch of Old Newspapers
  • Another You.
  • A Paddlefish
  • An Anglerfish
  • A Bunch of Cannons
  • A Pile of Ropes
  • Ladders!
  • And Snakes!!!
  • The First Pirate
  • The Second Pirate
  • The Third Pirate
  • The Fourth Pirate
  • THE BUCKET BossIcon.png
  • A TAR BLOB MONSTER BossIcon.png
  • THE CAPTAIN BossIcon.png
Adventure Locations
Safe Zone: Awakening Site·Tutorial Zone·Sewers·Forest·Cave of Many Things·The Sky·High Security Base·Gordon Ramsay Bolton·Clock Dimension·Grand Corrupted Tree·The 2D Universe·Ancient Battlefield·Jake From Accounting·A Very Strange Place·Mega Lands·UUG, The Unmentionable·The Beardverse·Walderp·Badly Drawn World·Boring-Ass Earth·The Beast·Chocolate World·The Evilverse·Pretty Pink Princess Land·Greasy Nerd·Meta Land·Interdimensional Party·The Godmother·Typo Zonw·The Fad-lands·JRPGVille·The Exile·The Rad-Lands·Back To School·The West World·IT HUNGERS·The Breadverse·That 70's Zone·The Halloweenies·ROCK LOBSTER·Construction Zone·DUCK DUCK ZONE·The Nether Regions·AMALGAMATE·The Aethereal Sea·TIPPI THE TUTORIAL MOUSE·THE TRAITOR