Instagram/Illenium Music Illenium launches his groundbreaking 'Odyssey' residency at Las Vegas' Sphere. Experience a custom album & a Blade Runner-meets-Final Fantasy immersive audio... March 24, 2026 AceShowbiz - Illenium has deep roots in Las Vegas, marked by historic performances and innovative productions. On Thursday, March 5, he launched the first of nine shows for his residency titled Odyssey at the Sphere, a venue renowned for its technological advancements and immersive environment.