Green Lantern's Light

Green Lantern's Light is a level 21 hero mission started automatically once the player reaches level 19.

Meet the Green Lantern Corps Recruiter at Metropolis' Midtown Police Station.

Objectives
"We've got an emergency. The Green Lantern Corps' power rings have been acting strangely and they've traced the problem back to Earth. Problem is, so has the Sinestro Corps. They're throwing down in the Historic District. Talk to the Recruiter in the Police Station there for more."

- Oracle