This is a small guide on how to get endo (a resource used to level up mods) quickly in Warframe.

Currently doing railjack missions is probably the best way to farm endo “fast”, but not everyone enjoys doing railjack missions, so the alternative would probably be Arbitrations.

Arbitrations are a special Alert variant hosted by the Arbiters of Hexis, featuring “elite” versions of endless missions with additional modifiers for greater difficulty. In order to access them, however, players must have completed all nodes on the Star Chart.

These Arbitrations are really good for endo farming because not only do they have an endo drop rotation, but they also have an Ayatan Sculpture drop rotation, which can be sold for endo.

Here is a small video guide: