Arknights Calculator · Materials

Irene Upgrade Materials 6Guard

Everything you need to raise Irene to E2 · Skill 7 · Mastery 3 in Arknights. The tables below break it down by stage.

All materials (full build)
MaterialTierQty
Bipolar NanoflakeT510
Crystalline Electronic UnitT56
Guard DualchipT54
Polymerization PreparationT56
Grindstone PentahydrateT49
Incandescent Alloy BlockT44
Keton ColloidT44
Optimized DeviceT47
Orirock ConcentrationT414
Oriron BlockT49
Polymerized GelT44
RMA70-24T415
Skill Summary - 3T4113
White Horse KohlT44
AketonT314
Coagulating GelT38
Guard ChipT35
Integrated DeviceT33
Oriron ClusterT34
Skill Summary - 2T324
DeviceT23
OrironT24
PolyesterT211
PolyketonT24
Skill Summary - 1T210
Oriron ShardT15
Sugar SubstituteT14
27 types total308
Elite (E1 + E2)
MaterialTierQty
Bipolar NanoflakeT54
Guard DualchipT54
RMA70-24T47
Guard ChipT35
OrironT24
PolyesterT28
6 types total32
Skills Lv1→7
MaterialTierQty
Skill Summary - 3T48
AketonT36
Coagulating GelT34
Integrated DeviceT33
Skill Summary - 2T324
DeviceT23
PolyesterT23
PolyketonT24
Skill Summary - 1T210
Oriron ShardT15
Sugar SubstituteT14
11 types total74
Skill 1 Mastery 1→3
MaterialTierQty
Crystalline Electronic UnitT56
Grindstone PentahydrateT49
Keton ColloidT44
Orirock ConcentrationT44
Oriron BlockT44
Skill Summary - 3T435
Coagulating GelT34
7 types total66
Skill 2 Mastery 1→3
MaterialTierQty
Bipolar NanoflakeT56
Optimized DeviceT47
Orirock ConcentrationT410
Polymerized GelT44
Skill Summary - 3T435
Oriron ClusterT34
6 types total66
Skill 3 Mastery 1→3
MaterialTierQty
Polymerization PreparationT56
Incandescent Alloy BlockT44
Oriron BlockT45
RMA70-24T48
Skill Summary - 3T435
White Horse KohlT44
AketonT38
7 types total70
FAQ
How many materials does it take to fully raise Irene in Arknights?
Raising Irene to E2, Skill 7 and Mastery 3 takes 27 different materials — 308 items in total.
Which material does Irene need the most?
The most-demanded material is Skill Summary - 3, at 113.
How is Irene's cost split between Elite and Skills?
Elite promotion (E1+E2) needs 32 items, while skill levels and masteries need 276.

To combine several operators, deduct your inventory and get a crafting-aware farm plan, use Arknights Calculator.

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