KMT, formerly, Karamity is an SSBBYoshi player from Japan, and was considered to be one of the best Yoshi players in the world. He also had a solid Fox secondary, often considered one of the best in Japan.
At Apex 2012, he took a set off Atomsk and Will. KMT was a tournament organizer for Karisuma during Brawl.
This Smasher article lacks a complete results table. However, the results it lacks may be lost to history. If they're able to be found, you can help SmashWiki by adding the missing results. The editor who added this tag elaborates: Brawl and Melee