How could I get more weapon slots without buying any in Warframe?

warframe how to unlock weapon arcane slot   Dan warframe slot bundle

Fuses with a Secondary weapon to unlock the Arcane Slot STEEL PATH access is required to see this Arcane Slot in your Modding Screen as not to

Hi all! Today we look at where to get Secondary Arcane Adapters from in Warframe, other than To install these, you have to unlock the Arcane slot, an individual Melee weapon with an Arcane Adapter Like its Primary and Secondary

gen 4 nvme in gen 3 slot Warframe Arcanes 04:00 - Warframe Utility Arcanes 04:36 Hi all! Today we look at where to get Secondary Arcane Adapters from in Warframe, other than