Found out that this unnamed LEGO Arc Trooper is actually a named Clone in Season 3 episode 2 (“ARC Troopers”). He is seen for a few seconds and goes by “Hammer”. I
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The best LEGO Star Wars Clone Trooper minifigures – Blocks magazine – the monthly LEGO magazine for fans
Custom Lego Star Wars Clone Commander Colt - YouTube
Star Wars 3.75 The Vintage Collection Arc Trooper Commander Fordo & The Clone Wars Clone Commander Colt not Black Series, Hobbies & Toys, Toys & Games on Carousell
Lego Star Wars 41st 212th 501st ARF ARC Clone Troopers Minifigures YOU PICK | eBay