Everything you need to raise Record Keeper to E2 · Skill 7 · Mastery 3 in Arknights. The tables below break it down by stage.
| Material | Tier | Qty |
|---|---|---|
| D32 Steel | T5 | 4 |
| Medic Dualchip | T5 | 3 |
| Nucleic Crystal Sinter | T5 | 4 |
| Chiral Refractor | T4 | 3 |
| Crystalline Circuit | T4 | 12 |
| Incandescent Alloy Block | T4 | 3 |
| Keton Colloid | T4 | 3 |
| Oriron Block | T4 | 1 |
| RMA70-24 | T4 | 3 |
| Skill Summary - 3 | T4 | 48 |
| Transmuted Salt Agglomerate | T4 | 10 |
| Crystalline Component | T3 | 5 |
| Loxic Kohl | T3 | 4 |
| Medic Chip | T3 | 4 |
| Orirock Cluster | T3 | 16 |
| Skill Summary - 2 | T3 | 18 |
| Sugar Pack | T3 | 4 |
| Transmuted Salt | T3 | 2 |
| Device | T2 | 3 |
| Orirock Cube | T2 | 3 |
| Polyketon | T2 | 3 |
| Skill Summary - 1 | T2 | 8 |
| Sugar | T2 | 5 |
| Oriron Shard | T1 | 5 |
| 24 types total | 174 | |
| Material | Tier | Qty |
|---|---|---|
| Medic Dualchip | T5 | 3 |
| Crystalline Circuit | T4 | 7 |
| Medic Chip | T3 | 4 |
| Orirock Cluster | T3 | 16 |
| Orirock Cube | T2 | 3 |
| Sugar | T2 | 5 |
| 6 types total | 38 | |
| Material | Tier | Qty |
|---|---|---|
| Skill Summary - 3 | T4 | 6 |
| Crystalline Component | T3 | 3 |
| Loxic Kohl | T3 | 4 |
| Skill Summary - 2 | T3 | 18 |
| Transmuted Salt | T3 | 2 |
| Device | T2 | 3 |
| Polyketon | T2 | 3 |
| Skill Summary - 1 | T2 | 8 |
| Oriron Shard | T1 | 5 |
| 9 types total | 52 | |
| Material | Tier | Qty |
|---|---|---|
| D32 Steel | T5 | 4 |
| Chiral Refractor | T4 | 3 |
| Crystalline Circuit | T4 | 5 |
| Incandescent Alloy Block | T4 | 3 |
| Skill Summary - 3 | T4 | 21 |
| Transmuted Salt Agglomerate | T4 | 4 |
| Sugar Pack | T3 | 4 |
| 7 types total | 44 | |
| Material | Tier | Qty |
|---|---|---|
| Nucleic Crystal Sinter | T5 | 4 |
| Keton Colloid | T4 | 3 |
| Oriron Block | T4 | 1 |
| RMA70-24 | T4 | 3 |
| Skill Summary - 3 | T4 | 21 |
| Transmuted Salt Agglomerate | T4 | 6 |
| Crystalline Component | T3 | 2 |
| 7 types total | 40 | |
To combine several operators, deduct your inventory and get a crafting-aware farm plan, use Arknights Calculator.