Take on the Green Lantern Corps with the Sinestro Corps as the battle escalates near City Hall.
- Go to the Battlefield Near City Hall
- Defeat the Green Lanterns (0/20)
- Steal Alien Weapons (0/5)
- "I'm scanning the Sinestro Corps and Green Lantern energy signatures, and the same frequency seems to be affecting them both. It's blocking access to their usual power sources. But I can't get a lock on what it is." — Calculator
To "Steal Alien Weapons", simply interact with the green lantern batteries found strewn all over the battlefield.
- Cash: 93
- The name of this mission is a reference to the oath of the Sinestro Corps.
"In blackest day, in brightest night,
Beware your fears made into light
Let those who try to stop what's right
Burn like his power — Sinestro's might!"