Magical Energy Absorption
Sise-Neg (Marvel Comics) was a Nexus Being who could forcibly absorb the magical energy out of other entities and from universes entirely outside of the one he resided in.
absorb magical energy.
The ability to
absorb magical energy. A variation of Absorption. Sub-power of Magical Energy Manipulation.
Magical Power Absorption
The user can absorb magical energy, power and other forms of magic to increase users physical and/or supernatural abilities. The user can forcibly drain the magic of other entities and possibly entire dimensions with enough power.
Severin (Buffy the Vampire Slayer Season Nine) can drain mystical energy and powers from supernatural creatures, such as vampires and Slayers, through his touch.
Daolon Wong (Jackie Chan Adventures) can absorb magical energy through the
mouths on his palms
The Thirdac (Aladdin: The Animated Series) feeds on both magic and magical beings.
Lord Tirek (My Little Pony: Friendship is Magic) is capable of absorbing magic from numerous creatures in order to make himself bigger and more powerful.
Willow Rosenberg (Buffy the Vampire Slayer) can drain others of their magical energy coming to kill them in the process.