Into the Abyss

Into the Abyss is a part of the Road to Elysium expansion for The Talos Principle 2. The in-game description for the part reads, "Return to one of the most dramatic moments from The Talos Principle 2 while being challenged with extremely difficult puzzles."

In-game splash screen for Into the Abyss

Puzzles

1. Unexpected Outcomes
2. The Other
3. Oscillation
4. Alternation
5. Tritogeneia
6. Voyager
7. Stylite
8. Metaphora
9. Color Theory
10. Metathesis
11. The Ring
12. Tidal Lock
13. Here and There
14. Reversion
15. Narrow Path
16. Fragile Balance
17. Consequences
18. Radiating Choice
19. Trinal
20. Interception
21. Hierarchy
22. Leviathan
23. One-Way Link
24. Halls of Power

Puzzles 17-24 can only be accessed after completing any 8 of the first 16 puzzles.

Collectibles

Several holograms throughout the level play audio segments when touched. These feature fictitious (and often antagonistic) interactions between Athena and other characters, which Athena is playing out in her mind.