Expel Orokin: Drop sources, locations, and probabilities

Tips

Here are the missions where you can get Expel Orokin in Warframe:

• Phobos/Memphis : It's a Defection mission (level 15-25). The item is dropped on rotation B (8.00%).
• Saturn/Caracol : It's a Defection mission (level 26-36). The item is dropped on rotation A (2.58%).
• Neptune/Yursa : It's a Defection mission (level 30-40). The item is dropped on rotation A (2.58%).

These recommendations are based on the usual missions lengths, and the probability of getting the resource dropped.

Missions with a Chance to Get Expel Orokin as a Reward

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