Am I able to use dlc off steam store on a non-steam SFXT?

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Like say there's a sale on steam, am I unable to take advantage of that?

Edit: Yea I found that out recently

[real eyes]

No i dont think so sorry, but you can use dlc off GFWL onto your steam version.

[「Sh1k1」]

No. Steam will tell you that you're missing the base game. To be able to use DLC from Steam, you NEED to have the base game on your Steam library.