WarframeAlchemyLab ES
Spare Parts

Farming plan

Spare Parts

Arsenal: Spare Parts
Dropped by
Lephantis Uncommon 22.11 %
Corrupted Bombard Uncommon 0.33 %
Corrupted Drahk Master Uncommon 0.33 %
Corrupted Heavy Gunner Uncommon 0.33 %
Corrupted Nullifier Uncommon 0.33 %
Chance of getting it by number of runs
0% 25% 50% 75% 100% 3 6 8 11 14 3 runs · 50% 3 runs · 50% 10 runs · 90% 10 runs · 90%

Each run has a 22.11% chance. The curve is 1−(1−p)ⁿ: there is never a guarantee, only growing confidence.