Cecilion

Cecilion gains 10 extra Max Mana and recovers 10 Mana each time his skill hits an enemy. Cooldown: 1s.

Cecilion has higher Max Mana and Mana Regen, and his skill damage scales with his Max Mana.

Cecilion commands a giant bat to dive at the target location, gaining 30% extra Movement Speed for 1s, dealing 85 (+70% Total Magic Power) (+7% Total Mana) Magic Damage to enemies in its path. The bat also deals 170 (+140% Total Magic Power) (+14% Total Mana) extra Magic Damage to those near the landing point, and applies Overflowing effect once.

Each subsequent cast within 6s increases this skill's Mana cost by 1.5 times (up to 4 stacks).

Cecilion summons a pair of opposing claws at the target location that will clasp together after a short delay, pulling enemies in their paths to the center while dealing them 200 (+45% Total Magic Power) (+1.2% Total Mana) Magic Damage and immobilizing them for 1s.

Cecilion unleashes his Blood Demon power, gaining 60% Movement Speed (decays over the duration) and Slow Immunity for 1.5s.

Meanwhile, he fires 36 bolts of blood energy at nearby enemies, each dealing 35 (+8% Total Magic Power) (+0.3% Total Mana) Magic Damage and slowing enemies hit by 3% for 1s (up to 30%total).
Each bolt that hits restores HP equal to 10 plus 1% of Cecilion's lost <1997>.

When Carmilla is nearby, Cecilion can summon her to become a Vermil Shadow around him, granting him a 520-800 shield (scales with Carmilla's level).
Carmilla can choose to leave Cecilion and charge at the target location, gaining an equal shield while dealing 520-800 Magic Damage (scales with level) to nearby enemies and slowing them by 30% for 1s.