Type 2: Ordinary benders, Ty Lee, Azula during the eclipsenote as a Consummate Liar, Appa, Equalists, Naga, Zaheer before Season 3note He could most likely enter and teleport around the spirit world at will before becoming an airbender..
Type 3: Most spirits, bending masters, moon empowered Waterbenders, Ozai, Lion Turtle, Zaheer after Harmonic Convergence, P'Li, Ming-Hua, Kuvira.
Type 4: The Avatar, Firebenders when strengthened by Sozin's comet, Tarrlok before he lost his bending, Amon, Ghazannote He single-handedly destroyed the entire Northern Air Temple., the Colossus.
Type 6: Deathnote He might have been part of a dream Darkwing had, but Lucifer of the same "dream" making an appearance AFTER the reveal and even showing up in a future episode lends credence to Death being real as well.
Type 1: Elisa, Matt, Morgan, the Pack (pre-upgrade), Xanatos, Arthur Pendragon, Tom, Hakon.
Type 2: Ordinary Gargoyles, Gargoyle beasts, post-upgrade Pack, Nokkar, the Steel Clan, Coldstone, Coldsteel, Coldfire, Xanatos with his Powered Armor, Macbeth (Type 1 plus immortality and some magic).
Type 3: Human sorcerers, Archmage, Demona (Type 2 plus immortality and magic), Cu Chulainn, Hakon's spirit, the Golem, weaker Children of Oberon.
Type 4: (Lower End:) The Weird Sisters, Puck, the Banshee, Raven, (Higher End:) Enhanced Archmage, Odin, Anubis, Titania.
Type 2: SpongeBobnote because he's a sponge and so can regenerate, Patrick.
Type 3: Mermaidman, Barnacle Boy, Man Ray, Sandynote Drops to Type 1 after Flanderization kicks in., SpongeBob, Patrick, Squidward, and Sandy as the International Justice League of Super Acquaintances.
Type 4: Humans (such as the Cyclops and David Hasslehoff), the Alaskan Bull Worm.
Type 2: The Wuzzy Sharbit, Whirrels, Princess Pony Ape Hands, Two-Legs Joe (normally), Yetis, Peri on a sugar rush, Boostynote Due to being a jetpack and therefore able to fly, Fuzzy when in Super Mode and his musclesnote Yes, they're two separate entities
Type 3: Entreenote Shown in "Mr. Wrinkles In Time" to be able to teleport, hypnotize people, and create light with his udders, and shown to be telekinetic elsewhere, Lord Wingus Eternum
Type 3: Master Cyclonis, Junko with Knuckle Busters, the Colonel, Arygyn the Skeelur, Gundstaff, the Guardians of Atmos, Piper after learning advanced crystal control, Aerrow and the Dark Ace under the Binding.
Type -1: Emrick and the Petalars,Queen of Thundera.
Type 0: Berbils, Vultaire, Tookit, Ponzi, the Wily Family, Mordax, most people of Third Earth.
Type 1: WilyKit and WilyKat, Kit and Kat's father, Panthera, Pumyra, Tygus, Conquedor, the Duelist, Dobo, Lynx-O, most animal soldiers.
Type 2: Tygra, Panthro, Snarf note Word of God is that Snarf is actually both immortal and invincible., Claudus, Mumm-Ra's decrepit form, Grune, Slithe, Addicus, Kaynar, Ratar-O, the Drifter, the Elephants.
Type 3: Lion-O (and Leo) with the Sword of Omens and the Spirit Stone, Cheetara, Jaga, Mumm-Ra the Ever Living, the Soul Sever, Viragor, the Wood Forgers, the Driller, Ratilla with the Sword of Plun-Darr, Lucy transformed.
Type 4: Mumm-Ra with the Armor of Plun-Darr, Leo with the Armor of Omens, Demon of Sycorax, younger Jaga with the Sword of Omens.
Type 5: Leo possessing all of the Stones of Power.
Type -1: Dr. Venturenote in general poor health, abuses pills, bleeds easily, Pete Whitenote light-sensitive albino, Manservant.
Type 0: Hank and Dean Venturenote were Type 2 and functionally immortal before season 4 thanks to clone backups, 21 and 24, Triana Orpheus, Pirate Captain, Col. Hunter Gathers, Watch and Ward, Action Johnny, Gen. Treister, Dermot Fictel.
Type 1: Brock Samson, The Monarch, Dr. Mrs. The Monarch, 21/Viceroy, Shore Leave, S.P.H.I.N.X. Agents, Molotov Cocktease, The Blackhearts, Baron ▄nderbeiht, Myra, Col. Gentleman, Jonas Venture.