Reginald Kastle, better known by his nickname Shark, is C3 cool, cocky, and confident! He's an expert duelist who made it to the national dueling championships, but he was unexpectedly disqualified. Hi everyone i think that guru is maybe better without numeron, just with super poly and phantazmay (stun version ) because now with Dragoon i'ts too difficult for guru deck to beat YUGIOH! Super Polymerization 20TH JPC91 RC03 Shopee Malaysia Shark went 6 1 1 and won Mini Tsukuyo Cup (OCG, 33 participants) : r yugioh