Yes, I know Toot is TECHNICALLY better, but the amount of times Boom Boom has gotten me triple or double kills makes it worth it.
Detonating a Magic Mark also damages all enemies within 15 units of the victim for 75% of its damage.
Gain 12% Lifesteal against enemies with the maximum number of Magic Marks.
Reduce your active Cooldowns by 30% after getting an Elimination.
Increase the Healing you receive by 14% while at or below 50% Health.
Heal for 250 every 1s while Magic Barrier is active.
Increase your Movement Speed by 30% for 2s after being hit while Magic Barrier is active.