Blassy is a Chilean smasher who mains Fox in Melee. He is currently ranked 1st on the Chilean Power Rankings and 14th on the SoCal Melee Power Rankings. He has traveled to the U.S. three times and each time has made waves at the local, regional, and national level demonstrating his skill and talent in Melee. His breakout tournament outside of Chile was during his first visit to the United States, competing in Smash 'N' Splash 4 where he placed 49th despite being the 662nd seed. He is widely recognized for his performance and use of the "ACAB" tag  at GENESIS: BLACK where he placed 5th, defeating Squid and Lovage on the way to winners side top 8.
He has also taken sets off other top ranking players such as Spark, Westballz, Bimbo, Nut, Zeo, Smashdaddy, Bizzarro Flame, Sora, null, MegaXmas, Dark, Roche, and Gino. For some time he would host his own tournament series dubbed The Moska's.