WarframeAlchemyLab ES
Searing Steel

Farming plan

Searing Steel

Arsenal: Searing Steel
Dropped by
Pyr Captain Uncommon 3 %
Razorback Rare 1.01 %
Chance of getting it by number of runs
0% 25% 50% 75% 100% 16 32 48 64 80 23 runs · 50% 23 runs · 50% 76 runs · 90% 76 runs · 90%

Each run has a 3% chance. The curve is 1−(1−p)ⁿ: there is never a guarantee, only growing confidence.