Karthus

League of Legends · Games · Lich (Formerly Human), Death Worshiper, Death Preacher | Lead Singer for Pentakill

Base

Superhuman Physical Characteristics
Immortality (Types 1, 7, and 8 [So long as the Black Mist exists, he will be reborn indefinitely])
Soul Manipulation (|Can manipulate, attack, remove, and absorb people's souls)
Magic
Death Manipulation
Intangibility
Flight
Teleportation
Telekinesis
Damage Boost (Lay Waste deals increased damage if it only hits one opponent)
Statistics Reduction (Speed and Magic Resistance Reduction Via Wall of Pain)
All previous powers plus Weather Manipulation
Summoning (Of his other band members)
Broadway Force
Dimensional Travel (Able to travel from the physical realm to the spirit realm)
and Non-Physical Interaction (Able to affect Yordles and destroy Bandle City which, due to existing solely in the Spirit Realm, are both inherently non-corporeal)

None notable

Ranked tied for #23 of 147 in League of Legends by strength.

Karthus vs Dai-Gurren (Tengen Toppa Gurren Lagann · Tier HIGH 6-A): Dai-Gurren · Slight edge
Karthus vs Toya (Yu Yu Hakusho · Tier HIGH 6-A): Toya · Slight edge
Karthus vs Yasutora 'Chad' Sado (Bleach · Tier HIGH 6-A): Yasutora 'Chad' Sado · Slight edge
Karthus vs Godzilla (Godzilla Defense Force) (Godzilla · Tier HIGH 6-A): Too close to call
Karthus vs Kurse (Marvel Cinematic Universe) (Marvel · Tier HIGH 6-A): Too close to call
Karthus vs Lololo & Lalala (Kirby · Tier HIGH 6-A): Karthus · Slight edge
Karthus vs Sub Energy (Ben 10 · Tier HIGH 6-A): Karthus · Slight edge
Karthus vs R-System (Fairy Tail · Tier HIGH 6-A): Karthus · Slight edge