G.N.E.R.D. Rage

G.N.E.R.D. Rage is related to the seasonal world event Hallow's End. Completing this achievement is criteria for the meta achievement.

Location
Consuming G.N.E.R.D.S. gives you the buff needed to complete this achievement. They can be found within a Handful of Candy and last for 14 days. The G.N.E.R.D. buff lasts for 30 minutes, and can stack up to 4 times.