Most Ajins (Ajin) can summon Black Ghosts like guardians, whom they can control telepathically.
Beys (Beyblade) all possess a Beast form that often manifests during their battles.
Mayuri Kurotsuchi (Bleach) summoning his Konjiki Ashisogi Jizō, a giant creature who fights on his behalf, and whom Mayuri modified for various extra functions and precautions.
Sajin Komamura (Bleach) summoning his Kokujo Tengen Myō'ō, a giant armored behemoth of living spiritual force who mimics his movements and share their damage and healing.
Yachiru Kusajishi (Bleach) summoning her Sanpo Kenjū, two creature sword-fighters who mimic her movements, one preceding while the other follows after, making it very difficult to avoid all three strikes.
Rui Hachiōji (Code:Breaker) summoning her Dark Side, who was born from her negative emotions and Shadow powers, as a shadowy armor.
Saechika (Code:Breaker) using his Dark Side, who was born from her negative emotions and Shadow powers, to create his shadow armor.
Nero (Devil May Cry 4) manifesting his Devil Trigger, which takes the form of a spiritual guardian possessed of tremendous demonic power.
Harry Potter (Harry Potter) summoning his Patronus, which acts as a guardian force from the Dark creatures and is immune to the Dark Arts.
Dolores Umbridge (Harry Potter) summoned her skeletal cat Patronus, enhanced by Voldemort's horcrux that she wore.
Endo Mamoru (Inazuma Eleven) using his Keshin Majin Great to stop a shoot.
Ansem (Kingdom Hearts) summoning Xenohart's Guardian for protection and to fight for him.
King (Nanatsu no Taizai) using Chastiefol Form Two: Guardian.
Sasuke Uchiha (Naruto) summoning his fully stabilized Susanoo that has been empowered with his brother's eyes and Hagoromo's power.
Madara Uchiha (Naruto) finalizing his Susanoo, transforming it into a guardian of immense power that he compares to the Tailed Beasts.
Hagoromo Ōtsutsuki (Naruto) is the first person in the world known to have summoned Susanoo, utilizing it at its highest leveled form.
Indra Ōtsutsuki (Naruto) is one of the first people in the world to have summoned Susanoo, utilizing it at its highest leveled form.
Kakashi Hatake (Naruto) has been given both Mangekyō Sharingan by Obito's spirit, allowing him to summon Susanoo, in its highest form.
Shisui Uchiha (Naruto) summoning his Susanoo in its complete form, short of its finalization and stabilization.
Itachi Uchiha (Naruto) summoning his Susanoo, the guardian deity of a Mangekyō Sharingan user.
Gekko Moriah (One Piece) summoning his Doppelman, his shadow, to fight on his behalf while he lazes around.
Charlotte Daifuku (One Piece) can summon a powerful genie for battle.
The members of the Investigation Team (Persona 4) can all summon Personas for combat.
Emil Narud (Starcraft) manifesting his True Form into a guardian like being.
Jotaro Kujo (JoJo's Bizarre Adventure Part III Stardust Crusaders) summoning his Stand, Star Platinum, the psychic manifestation of his fighting spirit.
Mohammed Avdol (JoJo's Bizarre Adventure Part III Stardust Crusaders) summoning his Stand, Magician's Red, the psychic manifestation of his fighting spirit.
Noriaki Kakyoin (JoJo's Bizarre Adventure Part III Stardust Crusaders) summoning his Stand, Hierophant Green, the psychic manifestation of his fighting spirit.
Okuyasu Nijimura's Stand, The Hand (JoJo's Bizarre Adventure Part IV Diamonds are Unbreakable)
Koichi Hirose's (JoJo's Bizarre Adventure Part IV Diamonds are Unbreakable) Echoes ACT 1
Giorno Giovanna (JoJo's Bizarre Adventure Part V Vento Aureo) with his Stand, Gold Experience.
Josuke Higashikata (JoJo's Bizarre Adventure Part IV Diamonds are Unbreakable) summoning his Stand, Crazy Diamond, the psychic manifestation of his fighting spirit.