League of Legends - Champions and Skills
Nasus (The Curator Of The Sands)

Nasus is an imposing, jackal-headed Ascended being from ancient Shurima, a heroic figure regarded as a demigod by the people of the desert. Fiercely intelligent, he was a guardian of knowledge and peerless strategist whose wisdom guided the ancient...

Spells
Siphoning Strike

Nasus strikes his foe, dealing damage and increasing the power of his future Siphoning Strikes if he slays his target.

Wither

Nasus ages an enemy champion, decelerating their Move Speed and Attack Speed over time.

Spirit Fire

Nasus unleashes a spirit flame at a location, dealing damage and reducing the Armor of enemies who stand on it.

Fury of the Sands (ULT)

Nasus unleashes a mighty sandstorm that batters nearby enemies. While the storm rages, he gains increased Health, Attack Range, damages nearby enemies, has a reduced cooldown on Siphoning Strike, and gains bonus Armor and Magic Resistance.

Passive
Soul Eater

Nasus drains his foe's spiritual energy, giving him bonus Life Steal.