KOSSismoss is an SSBU King K. Rool main from Northern California currently residing in Washington. He is considered one of the best King K. Rool players in the world, notably being the first player to place well in tournaments with King K. Rool at very early on in Ultimate's metagame.
KOSSismoss was a Mr. Game & Watch main in Smash 4 who is regarded as the best Mr. Game and Watch player in the United States, and one of the best in the world alongside Regi and Maister. He has wins over notable players such as VoiD, Xzax, Sho, Ito, Trevonte, Cacogen, Konga, falln, and many more. KOSSismoss is currently ranked 7th on the Western Washington Smash 4 Power Rankings.
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