Everything you need to raise Catherine to E2 · Skill 7 · Mastery 3 in Arknights. The tables below break it down by stage.
| Material | Tier | Qty |
|---|---|---|
| Crystalline Electronic Unit | T5 | 4 |
| Nucleic Crystal Sinter | T5 | 4 |
| Supporter Dualchip | T5 | 3 |
| Cutting Fluid Solution | T4 | 6 |
| Cyclicene Prefab | T4 | 3 |
| Incandescent Alloy Block | T4 | 3 |
| Keton Colloid | T4 | 3 |
| Optimized Device | T4 | 6 |
| Oriron Block | T4 | 5 |
| Refined Solvent | T4 | 3 |
| Skill Summary - 3 | T4 | 48 |
| Solidified Fiber Board | T4 | 1 |
| Aggregate Cyclicene | T3 | 3 |
| Coagulating Gel | T3 | 2 |
| Compound Cutting Fluid | T3 | 4 |
| Incandescent Alloy | T3 | 4 |
| Skill Summary - 2 | T3 | 18 |
| Sugar Pack | T3 | 13 |
| Supporter Chip | T3 | 4 |
| Device | T2 | 3 |
| Orirock Cube | T2 | 4 |
| Oriron | T2 | 4 |
| Polyester | T2 | 3 |
| Skill Summary - 1 | T2 | 8 |
| Sugar Substitute | T1 | 7 |
| 25 types total | 166 | |
| Material | Tier | Qty |
|---|---|---|
| Supporter Dualchip | T5 | 3 |
| Optimized Device | T4 | 6 |
| Sugar Pack | T3 | 13 |
| Supporter Chip | T3 | 4 |
| Device | T2 | 3 |
| Orirock Cube | T2 | 4 |
| 6 types total | 33 | |
| Material | Tier | Qty |
|---|---|---|
| Skill Summary - 3 | T4 | 6 |
| Aggregate Cyclicene | T3 | 3 |
| Compound Cutting Fluid | T3 | 1 |
| Incandescent Alloy | T3 | 4 |
| Skill Summary - 2 | T3 | 18 |
| Oriron | T2 | 4 |
| Polyester | T2 | 3 |
| Skill Summary - 1 | T2 | 8 |
| Sugar Substitute | T1 | 7 |
| 9 types total | 54 | |
| Material | Tier | Qty |
|---|---|---|
| Nucleic Crystal Sinter | T5 | 4 |
| Cutting Fluid Solution | T4 | 1 |
| Cyclicene Prefab | T4 | 3 |
| Incandescent Alloy Block | T4 | 3 |
| Oriron Block | T4 | 5 |
| Skill Summary - 3 | T4 | 21 |
| Coagulating Gel | T3 | 2 |
| 7 types total | 39 | |
| Material | Tier | Qty |
|---|---|---|
| Crystalline Electronic Unit | T5 | 4 |
| Cutting Fluid Solution | T4 | 5 |
| Keton Colloid | T4 | 3 |
| Refined Solvent | T4 | 3 |
| Skill Summary - 3 | T4 | 21 |
| Solidified Fiber Board | T4 | 1 |
| Compound Cutting Fluid | T3 | 3 |
| 7 types total | 40 | |
To combine several operators, deduct your inventory and get a crafting-aware farm plan, use Arknights Calculator.