Rosendothe Demonic Soul is... the best champion ever.
Rosendo, the Demonic Soul
Innate: Basic attacks deal damage to all enemies in a cone. The damage can critically strike but on-hit effects are not applied to secondary targets.
Rosendo has below average attack range and attack speed, among marksman.
Active: Rosendo shoots his blunderbuss behind him, following immediately by a shot in front of him - dealing physical damage in a cone both times.
Active: Rosendo shoots a demonic soul from his blunderbuss, grabbing the first enemy it hits and pulling them toward Rosendo. Upon grabbing an enemy, Rosendo protracts a hidden blade from his blunderbass that he uses to spear his victim upon arrival - dealing physical damage.
Active: Rosendo blinks to the target location, leaving behind a cloud of smoke and creating a second cloud upon arrival. Enemies within the smoke have their armor and magic resistance reduced by 20%, while Rosendo gains the amount reduced while he remains within the smoke.
Active: Rosendo blasts the target enemy champion with a demonic round, dealing physical damage and separating their soul from their body and knocking it several hundred units away. The target's body is suppressed and wholly vulnerable for the next 3 seconds or until the soul returns, while their disembodied soul is untargetable and cannot act except for movement.