Revan led the Revanchists against the Mandalorian Neo-Crusaders during the Mandalorian Wars with his friend Malak being his Second-in-command over their operations and his Informal Jedi apprentice Furie being his Lieutenant in the rebellious Jedi ranks, he successfully defeated the Mandalorians at Malachor V and briefly spent his time alongside Malak and Furie at the Trayus Academy, shortly afterwards he headed out into the Unknown Regions and confronted the "Sith threat" that was less of a threat to the Republic than he first thought.