An applied Orokin Reactor will double the mod capacity of a Warframe, the total power that can be consumed by mods, but not the number of mod slots. aren't planning on selling Excalibur, install the potato, more power is always good. If.. Orokin Catalyst · Gift from the Lotus · Forma. A thought I had was maybe adding more slots that are specific to a theme of mods, but won't have any effect on mod capacity (negatively or Add 2 more mod slots for all weapons for the. My Warframe "Excalibur" is level 30, same with my Skana. With more polarised mod slots, you can afford to slot in more high-rank mods.