One of the best KO's of 2015 was Thomas Almeida putting Anthony Birchak to sleep

What a fight.

UFC bantamweight contender Thomas Almeida is tearing up the division one fight at a time.

Back in November, his last fight of 2015, Almeida showed why he's one of the hottest contenders out there, keeping his record clean at 20-0 by putting Anthony Birchak to sleep with a first-round knockout.

Check out Almeida knock around Birchak before knocking him out cold.