The OG faction campaigns, all 3 (aeon, cybran uef) are happening at the same time and covering the events of the end of the infinite war from each faction's perspective
They are marked with their faction icon and should be in the correct order in the list
FA campaign
Marked with FA icon, again they are ordered correctly
Custom campaigns, those are not ordered correctly, there is one for Seraphim:
M1: Yath-Aez
M2: Tha-Atha-Aez
M3: Uhthe-Thumm-QAI
M4: Ioz-Shavoh-Kael
M5: Overlord-Surth-Velsok
M6: Operation-Thisl-Eniz
.
and one for Coalition:
M1: Blockadeā
M2: Holy Raid
M3: Golden Crystals
M4: Rebel's Rest
M5: Red Revenge
Anything else that isnt on this list are just random missions