Base game
- Undernauts: Labyrinth of Yomi [Ultimate Undernaut Mission] You completed all undernaut missions and received an excellent evaluation. 17.4%Rare
- [Mission] Returned to your company's camp [Rookie Undernaut Mission] You returned to your company's camp. 91.2%Common
- Secret trophy Its name and description stay hidden until you earn it. 70.6%Common
- Secret trophy Its name and description stay hidden until you earn it. 54.7%Common
- Secret trophy Its name and description stay hidden until you earn it. 43.3%Rare
- Secret trophy Its name and description stay hidden until you earn it. 41.1%Rare
- Secret trophy Its name and description stay hidden until you earn it. 33.8%Rare
- Secret trophy Its name and description stay hidden until you earn it. 28.4%Rare
- Secret trophy Its name and description stay hidden until you earn it. 25.9%Rare
- Secret trophy Its name and description stay hidden until you earn it. 23.7%Rare
- Secret trophy Its name and description stay hidden until you earn it. 22.8%Rare
- Secret trophy Its name and description stay hidden until you earn it. 21.7%Rare
- [Mission] Returned to the surface [Expert Undernaut Mission] You exited Yomi and returned to the surface. 21.4%Rare
- Secret trophy Its name and description stay hidden until you earn it. 19%Rare
- Secret trophy Its name and description stay hidden until you earn it. 17.6%Rare
- Obtained starter-grade materials [Rookie Undernaut Mission] You established yourself as a collector of D-rarity weapons and armor. 65.1%Common
- Obtained low-grade materials [Novice Undernaut Mission] You established yourself as a collector of C-rarity weapons and armor. 42.8%Rare
- Obtained mid-grade materials [Standard Undernaut Mission] You established yourself as a collector of B-rarity weapons and armor. 28.8%Rare
- Obtained high-grade materials [Expert Undernaut Mission] You established yourself as a collector of A-rarity weapons and armor. 22.6%Rare
- Obtained special-grade materials [Legendary Undernaut Mission] You established yourself as a collector of S-rarity weapons and armor. 19.1%Rare
Trophy names, descriptions and rarity come from PlayStation. Guides open on their authors' own websites.