Yeah, a true Browncoat would have purchased the DVD/Blu-rays years ago.

Here is the 15th anniversary DVD-

https://smile.amazon.com/Firefly-Complete-15th-Anniversary-DVD/dp/B074G3GXKT/ref=pd_sbs_74_3/138-8577932-9742760?_encoding=UTF8&pd_rd_i=B074G3GXKT&pd_rd_r=311c8a30-aa4b-467f-97e9-3cebb66230e8&pd_rd_w=HcqHe&pd_rd_wg=il7tz&pf_rd_p=bdc67ba8-ab69-42ee-b8d8-8f5336b36a83&pf_rd_r=NP9VJ8FNM57KTKA3FHK6&psc=1&refRID=NP9VJ8FNM57KTKA3FHK6

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Here is the Serenity Movie-

https://smile.amazon.com/dp/B000BW7QWW/ref=atv_dp_oth_format_dvd_0