Farming plan

Fast Hands

Dropped by

Grineer Manic Uncommon 9.48 %

Ghoul Devourer Uncommon 2.53 %

Another Betrayer, Rotation A Rare 2.21 %

Family Reunion, Rotation A Rare 2.21 %

Hot Mess, Rotation A Rare 2.21 %

Recover The Orokin Archive, Rotation A Rare 2.21 %

Sunkiller, Rotation A Rare 2.21 %

Table For Two, Rotation A Rare 2.21 %

The Aftermath, Rotation A Rare 2.21 %

Time's Up, Rotation A Rare 2.21 %

Ghoul Rictus Uncommon 1.9 %

Another Betrayer, Rotation B Rare 1.47 %

Chance of getting it by number of runs

Each run has a 9.48% chance. The curve is 1−(1−p)ⁿ: there is never a guarantee, only growing confidence.