Mano's list, but with Nate Grey moved back up a tier (was there discussion on that move?) and I edited the tier-names.
I also edited in draxx's changes.
....
Transcendent (Sub-Skyfather):
Amazo, Black Racer, Blackheart, Circe, Death Urge, Despero, The Doctor, Dr. Fate, Dr. Strange (classic), Eclipso, Elders of the Universe (minus Ego), Fernus, The General (Shaggy Man), Gog, Gray Man, High Evolutionary, Ion (current), The Keeper, King Thor, Mangog, Mogo(?), Mongul I (Pre Crisis), Nightmare, Onimar Synn, Onslaught, Resurrection Man 1 Million, Sentinel (Alan Scott), Silver Age Kryptonians/Daxamites, Stayne, Sun Eater, Superboy Prime, Superman 1 Million, Takion, Tanaraq, Thanos, Tyrant (powered down), Validus
Herald
High:
Adam Warlock, Baron Zemo (w/ Moonstones), Doomsday, Genis-Vell, Green Lantern (Hal, Kyle, Alan), Infinity-Man, Majestic, Moonstone (w/ both stones), The Silver Surfer, Spartan 3.0, Stardust, Superman, Superman Blue/Red, Thor
Middle
Alexander Nero, Beta Ray Bill, Binary, Black Adam, Black Bolt, Cable (Full Power), Captain Atom, Cpt. Comet, Captain Marvel (DC), Cyborg Superman, Damien Hellstrom, The Eradicator, The Fallen One, Firelord, The Flash III (Wally West), The Flash IV (Bart Allen), General Zod, Gladiator, Green Lantern (Guy, John), Hyperion, Ikaris, Kid Omega, Martian Manhunter, Maxima, Mon-El, Morg, [/b]Nate Grey[/b] Orion, Quasar, Rachel Summers (Phoenix II), Red Shift, The Sentry, Sinestro, Skreet, Supergirl, Supreme, Swamp Thing, Terrax the Tamer, Void, Waverider, Wildfire, Wonder Woman,
Low
Absorbing Man, Air Walker, Animal Man, Apocalypse, Apollo, The Atom, Bizarro Superman, Breach, Cassandra Nova, Cir-El, Count Nefaria, Darkness, Darwin, Death Metal, Dr. Invincible, Dr. Light, Dr. Polaris, Drax The Destroyer, Engineer, Etrigan, Exodus, Fin Fang Foom, Firestorm, The Flash II (Barry Allen), Gamora (w/Godslayer), Gilgamesh, Gorilla Grodd, Graviton, He-Man, Hector Hammond, Hulk, Iceman, Isis, Jade, Jack Hawksmoor (in city), Jack of Hearts, Jericho, Juggernaut (Classic), Kalibak, Lightray, Living Monolith, Lobo, Loki, Lunatik, Magneto, Major Force, Makkari, Manchester Black, Mar-Vell, Matrix Supergirl, Meggan, Mongul, Monica Rambeau (Pulsar), Mr. M, Nova (Frankie Raye), Nova Richard Rider (current), Prime, Professor X, Raven, The Ray, Red Tornado, Ronan the Accuser, Saturn Girl, Selene (External), Sersi, Shadow King, Shaman, Starhawk, Super Skrull, Superboy, Tempest, Ultra Boy, Union, Vulcan, Winter,
Metahuman: (Mid-tier "Iron Man" level)
High:
Abomination, Aquaman, Ares (Marvel), Atlas, Aurora, Blastaar, Blob, Captain Britain, Captain Marvel Jr, Colossus, Donna Troy, Doom, Emma Frost, Ghost Rider II, Grim Reaper, Guardian I, Hercules (Mortal), Holocaust, The Human Torch, Invisible Woman, Iron-Man, Jean Grey (sans Phoenix), Juggernaut (Depowered), Kang, Karate Kid, Living Laser, Mandarin, Mary Marvel, Maul, Metallo, Mimic (Exiles), Miss Martian, Mr. Fantastic, Mr. Sinister, Namor the Sub-Mariner, Nimrod, Northstar, Osiris, Pitt, Plastic-Man, Polaris, Power Girl, Psylocke, Sand, Sasquatch, She-Hulk, Starfire, Storm, Temugin, The Thing, Thunderstrike, The Tick, Ulik, Ultimo, Ultron, Vision, War Machine, Wonder Man, Zzaxx
Middle
Aegis, Atom Smasher, Attuma, Balder, Beast Boy, Bishop, Blink, Blue Devil, Bombshell, Booster Gold, Box, Carnage, Cloak, Crystal, Cyborg, Cyclops, Death's Head II, Dust, Electro, Elijah Snow, Ghost Rider, Grace Choi, Havok, Hawkgirl, Hawkman, Hellion, The Flash I (Jay Garrick), Jenny Sparks, Kymaera/Namorita, Lightning Lad, M.O.D.O.K., Moonstone, Morlun, Ms. Marvel, Nico Minoru, Ogun, Omega Red, Quicksilver (classic), Radioactive Man, Rogue, Shadowcat, Shift, Steel, Terra, Thunder, Toxin, Vance Astro, Wonder Girl
Low
3-D Man, Ambrose Chase, Angel, Arachne, Arana, Azrael, Beast, Black Canary, Black Tarantula, Blade, Bruenor Battlehammer, Century, Charcoal, Charlie 27, Constrictor, Creeper, Dagger, Deathlok, Deathstroke the Terminator, Doc Ock, Drizzt Do'Urden, Elixer, Falcon, Firehawk, Gambit, Green Goblin, Hobgoblin, Iron Fist, Jakita Wagner, Karnak, Kid Devil, Killer Croc, Klaw, Lady Deathstrike, Longshot, Luke Cage, Machine Man, Man-Bat, Mercury, Midnighter, Mister Hyde, Molly Hayes, Mysterio, Mystique, Nightcrawler, Nova Richard Rider (classic), Nuke, Orka Humbug, Prometheus, Protocide, Puck, Puma, Rage, Rom, Sabretooth, Shang Chi, Silver Samurai, Speedball, Speedfreek, Spider-Man, Spider-Woman, Swift, Tombstone, Triathalon, Vance Astro, Vanguard, Venom, Vermin, Victor Mancha, Vulture, Warlock (Technarchy/Phalanx), Warpath, Wizard, Wolverine, Wulfgar
Street Level:
High
Bane, Batgirl, Batman, Black Cat, Black Panther, Blacklash, Bronze Tiger, Bullseye, Captain America, The Cat, Crossbones, Daredevil, Elektra, Green Arrow, Hawkeye, Joker, Kingpin, Lady Shiva, Ravager, Red Skull, Richard Dragon, Taskmaster, Union Jack, X-23
Middle
Arsenal/Red Arrow, Baron Zemo, Deadshot, Echo, Grifter, Misty Knight, Moon Knight, Nick Fury, Nightwing, Nomad, Punisher, Ra's Al Ghul, Turok, Wildcat
Low
Batroc, Black Widow, Catwoman, Colleen Wing, Night Thrasher, Penguin, The Question, Riddler, Robin, Talia, White Tiger