GamesRadar.com / 18.03.19
James Gunn's Suicide Squad is a reboot, not a sequel, and is definitely releasing before Guardians of the Galaxy 3
Don’t expect Guardians of the Galaxy 3 anytime soon because the Suicide Squad reboot is a “priority” for James Gunn
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IGN.com 18.03.19
James Gunn's Suicide Squad Is a Reboot Called The Suicide Squad