The user can banish an object or being from a specific place to either a certain place/area they choose or into the area the target is most connected, in case of summoned beings their home plane of existence. Anything from abilities, traits, people, animals, properties, objects and even gods and everything else in-between can be affected by this power irrespective of difference in power. This also bypasses any/every negations and immunities.
Adam and Eve banished by God (Abrahamic Religions) from the Garden of Eden after the first sin.
Lucifer (Paradise Lost) is cast out of Heaven along with his angels after rebelling against God.
Once Danny (Danny Phantom) uses the Fenton Thermos to capture a ghost he can uses the thermos with a ghost portal to banish ghosts into the Ghost Zone; they need to escape through a portal if they want to return to the human realm.
When Kitty (Danny Phantom) blows her Banishing Kiss at any male human or ghost that it hits disappears to parts unknown. If they stay that way for more than 12 hours, the ones who have vanished are gone forever.
Juniper Lee (The Life and Times of Juniper Lee) most used magic spell was a banishment spell that can be used with a magic rock called the Banishment Stone or an alternative one, the Ronak Stone.
Khalid (DC Comics) while using the powers of Dr. Fate, can banish beings to other dimensions by invoking the Egyptian God of War, Horus.
Oryx (Destiny) can use "Banish to Darkness Dimension" to send Guardians to an isolated place to trap them in.
Holy Angemon (Digimon) opening the Heaven's Gate to consign his opponents into oblivion of subspace, never to return.
The Eight Immortals (Jackie Chan Adventures) each respectively pictured with the demon sorcerer they banished.
Inuyasha (Inuyasha) uses Meido Tessaiga to banish anything it cuts to the netherworld.
The Meido Zangetsuha (InuYasha) banishes the victims into hell.
When Princess Celestia's (My Little Pony: Friendship is Magic) sister Princess Luna became Nightmare Moon, Princess Celestia was forced to use the "Elements of Harmony" to banish her in the moon for 1000 years.
Starlight Glimmer (My Little Pony: Friendship is Magic) was able to banish Discord's body from school grounds.
As a result of Metatron's (Supernatural) betrayal and his spell, all angels were cast out of Heaven.
Dean Winchester (Supernatural) using Blood Magic to banish Zechariah.
Po (Kung Fu Panda) using the Wuxi Finger Hold to banish Tai Lung to the Spirit World, a dimension where the Kung Fu masters go to the afterlife.