From 746 Duelists who started out Saturday morning, only 4 or left. Here are the Semi-Final pairings before the final match of the main event. The final 4 Decks are Tengu Synchro, Frog Monarchs, Infernity, and Six Samurai:

Tyree Tinsley (Tengu Synchro)
vs.
Peter Nguyen (Frog Monarchs)
Tyree Tinsley wins and advances to the Final Round!

Reinaldo Jose Lainez Diaz (Infernity)
vs.
Nathaniel Jadotte (Six Samurai)
Reinaldo Jose Lainez Diaz wins and advances to the Final Round!