This page has to deal with the patterns in that the enemies spawn. All mission types will obey the generalized enemy spawns unless otherwise stated below. (a majority of this information is from personal experience and should be tested/edited with others experience/datamining.)
It seems that the engine checks to see if there are any rooms currently uninhabited by players within a certain max/min distance. If there are no suitable spawn points the enemies will spawn regardless of player position. Enemies in general missions seems to have a mob cap as well(max and min need to be tested). This mob cap is affected by the friendly mobs in invasion missions and Nekros' warframe ability.
During an alert status of a mission(ie the alarm has been sou…
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