WarframeAlchemyLab ES
Melee Arcane Adapter

Farming plan

Melee Arcane Adapter

Arsenal: Melee Arcane Adapter
Dropped by
Deep Archimedea Silver Rewards Uncommon 15 %
Entrati Netracell Coffer (Level 0 - 100) Uncommon 15 %
The Descendia: Uncommon Rewards (Steel Path) Rare 7.14 %
Deep Archimedea Gold Rewards Rare 5 %
Chance of getting it by number of runs
0% 25% 50% 75% 100% 4 8 13 17 21 5 runs · 50% 5 runs · 50% 15 runs · 90% 15 runs · 90%

Each run has a 15% chance. The curve is 1−(1−p)ⁿ: there is never a guarantee, only growing confidence.