Yea, it’s just limited by imagination really among a couple things. Green lanterns can make kryptonite
Now, Green Lantern powers might not make you bench press buildings like Superman, but it's undeniably one of the coolest and most versatile superpowers in all of fiction. You could say it's the Swiss Army knife of the superhero world.
Shaking my head to clear my thoughts, I proceeded to brush my teeth and exited the bathroom, feeling refreshed after the shower. I picked out a fresh suit and shirt from my wardrobe, quickly dressing up. Just as I finished adjusting my tie, I heard a knock on the door. "That must be my guide," I mused with a smile, making my way to the door.