Unstable Wall of Elements is a skill located in the Destruction Staff (which can be found in the Weapon skill tree). Unstable Wall of Elements is a morph of Wall of Elements
Unstable Wall of Elements deals the following types of damage: Flame Damage, Frost Damage, Shock Damage. Which means that it gets buffed by the following blue champion point trees: Elemental Expert, Elf Born, Spell Erosion, Thaumaturge. Also the following red champion point trees protect against this skill: Elemental Defender, Thick Skinned.