Borderlands 2 Tips

Easy XP ( Might Morphin Quest)
Find Sir Hammerlock inside Sanctuary after completing "A Dam Fine Rescue" mission to get "Mighty Morphi"quest:

1) Injecting a serum into Varkid Cocoons, then kill its offspring (Badass Varkid) to get around 1500-2000XP
2) Kill as many as you want by not completing the quest