Suggested order only — verify spell names and costs in-game after Retro Library patches.
Throughput Build
Best for most solo sessions and co-op runners grinding stat points.
Magic upgrade order
- Assemble
- Sort
- Insight
- Shelf Guide
- Auto-Shelving (late)
Movement / physical
- Sprint
- Carry +1
- Jump
By phase
| Phase | Unlock first | Unlock second | Goal |
|---|---|---|---|
| First 10 rows | Assemble Lv1 | Sprint Lv1 | Gather faster on floor one |
| Mid floor 1 | Sort Lv1–2 | Carry +1 | Color-group piles; longer trips |
| Floor 2 open | Jump Lv1 | Insight Lv1 | Reach upstairs; audit rows |
| 50%+ completion | Sort max | Shelf Guide | Dense section throughput |
Tips
- Complete 3–5 easy rows before spending any stat points.
- Never unlock Auto-Shelving before Sort is mid-tier.
- Pick up physical carry keys when you spot them — they stack with stat points.
Best pairings for your build plan
Matched by build plan, shared topics, and guide progression — not random related links.
Shared topicBest Upgrades
Stat points and magic upgrade order.
Shares upgrades · build with what you just read
Shared topicTier List
Ability rankings, book priority, zone difficulty, co-op roles, and librarian builds.
Shares upgrades · build with what you just read
Build pairingBeginner Guide
How to play Clean The Library — controls, first shelves, and stat points.
Fits your library clear plan — Beginner Guide covers the next step in that route