It’s not easy to come by, but there are many ways to get Platinum, and it is quite easy to farm some items that you can sell to other players and earn enough for the weapon slots. Time and luxeries are money, and as it currently sits, you get 2 warframe slots and 8 () weapon slots. It takes a substantial amount of money to run: servers, updates, fixes, patches, develop content and to feed a dev team. Any two Weapon Slot expansions for your Warframe character costs 12 Platinum, which is the premium currency of the game. While warframe is free-to-play, you are going to be limited to what exactly you, as a player, can do in the game. When you want to expand the amount of weapon slots you have on your Warframe account, you’ll need to make your way over to the Market module, which you can find in the Orbiter. For every item you sell in Warframe, you’ll receive credits for offering up that item, and it’s important to note you won’t receive other resources or currency for this action. There’s no wrong answer, and it’s an entirely personal preference.
Rush gives 30 Sprint Speed, but takes up one of your nine Warframe slots. You can choose to have multiple items on this list, or you may want to go through everything one at a time. weapon mod on the list is Amalgam Serration, a rifle mod with a max.
After clicking any of the available items you have on the screen, these will appear on the right side, and you can select which ones you’d like to sell at the bottom of your screen.