There were a lot of parts from different figures used in this War Within Starscream kitbash. Here's a parts list:
RID Prime
RID Megs
RID Magnus
ARM Blur
TM Depthcharge
G1 Darkwing Bootleg
BW Scorponok
TM Cheetor
RID Sideburn
BM Megs
TM Optimal Optimus
TM Airazor
Air Attack Optimus Primal
BM Mirage
TM Waspinator
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