Hasbro on Twitter: "The #Nerf #Rival Prometheus MXVIII-20K sports an advanced acceleration system to blast 8 rounds per second! Avail Fall '18 #HasbroToyFair https://t.co/xnT3ZraWIs" / Twitter
Take Your Nerf War To The Next Level With This Nerf Rival Prometheus MXVIII- 20K - Geeky
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Nerf Gun Rival Prometheus MXVIII-20K Phantom Corps w/balls | #2013676856
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NERF Rival Prometheus Review - the MXVIII-20K Under The Microscope