External harddrives (at least 2), SD cards

Handycam vs. DSLR (you don’t need 4k 95% of the time)

Zoom lens w/ f4

Variable ND filter, viewfinder cover 

Wireless lav/shotgun mic (Rode)

Shoulder mount

Tripod 

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3pt LED light kit

Sony UPD wireless lav system 

Fast prime lenses

Drone

Gear insurance