Sinestro Corps
Arkillo
The Sinestro Corps’ trainer and enforcer.
Arkillo is the Sinestro Corps’ intimidating trainer and enforcer. He shows how an army based on fear differs from the Green Lantern Corps.
Continuity: Main DC comics continuity; this profile follows the cited era rather than asserting a permanent present-day status.
- Affiliation
- Sinestro Corps
- First appearance
- Green Lantern #10 (2006)
Story history — History and later developments — spoilers
A Vornian recruited for his ability to inspire fear, Arkillo oversees training and fights in the Sinestro Corps War. His role parallels Kilowog’s without sharing Kilowog’s methods. Later cross-Corps alliances in New Guardians show him operating outside a simple battle between green and yellow.
Reference scope: DC supports his war and team roles. The secondary chronology identifies Green Lantern (2005) #10 (2006) as his debut.
Profile reviewed 2026-11-04.