c7b27db1_Borderlands_2_Wiki_Guide___IGN__Description
[Skill] Elemental Elation [Tier] 3 [Levels] 5 [Description] 
While Elemental Status Effect Damage is being done to enemies, you gain stacks of elemental elation. Fire rate and Magazine size increased for each stack of Elemental Elation. Stacks will not decay while you are on fire.
Psycho (Class) - Borderlands 2 Wiki Guide - IGN