Glitterstorm

Description
Fires shots in three random enemy tiles.

Strategy and Synergy
High cost, but high AoE damage to match. It's less effective against bosses (except Gate, which it devastates), but can deal a lot of damage to lesser enemies.

Has strong synergy with and.

If upgraded with this spell becomes eligible to gain  as well. A Glitterstorm with V and X upgrades applied fires triple the shots for no extra mana cost (aside from the ).