Rank 10 Chaos Militia
Must have completed the Chaos Saga storyline
→ /join Ultradrakath → Kill "Champion of Chaos" (Monster)
→ Accept "Blade of Chaos" weapon drop
/join Ultradrakath (Kill Champion of Chaos)/join championdrakath (Complete the weekly quest there)→ Open the merge shop at /join championdrakath → Merge the Empowered Blade of Chaos