Saitama Tier
Saitama
God Tier
God
Blast
High Above Dragon Level
Boros
Awakened Garou
Mid Above Dragon Level
Psykorochi
Tatsumaki
Metal Knight (entire arsenal)
Low Above Dragon Level
Orochi
Black Sperm (Golden Sperm)
Watchdog Man (speculation)
High Dragon Level
Bang
Flashy Flash
Superalloy Darkshine
Drive Knight
Vomited Fuhrer Ugly
Homeless Emperor
Evil Natural Water
Elder Centipede
Gouketsu
Overgrown Rover
Beefcake
Mid Dragon Level
Bomb (though he could be high dragon if he knows Awakened Breathing)
Amai Mask
Atomic Samurai
Metal Bat
Fuhrer Ugly
Gums
Nyan
Psykos
Carnage Kabuto
Vaccine Man
Groribas
Geryuganshoop
Melzelgard
Low Dragon Level
Genos
Zombieman
Pig God
Child Emperor
Phoenix Man
Gale Wind
Hellfire Flame
Evil Eye
Bakuzan
Unfortunately, TTM and PPP just haven't reached Low Dragon level yet, though they are getting somewhat close. PPP can one shot a monster that was apparently Deep Sea King level (though I'll have to assume Murata meant dehydrated DSK to make it more realistic), and TTM scales above PPP.
Saitama
God Tier
God
Blast
High Above Dragon Level
Boros
Awakened Garou
Mid Above Dragon Level
Psykorochi
Tatsumaki
Metal Knight (entire arsenal)
Low Above Dragon Level
Orochi
Black Sperm (Golden Sperm)
Watchdog Man (speculation)
High Dragon Level
Bang
Flashy Flash
Superalloy Darkshine
Drive Knight
Vomited Fuhrer Ugly
Homeless Emperor
Evil Natural Water
Elder Centipede
Gouketsu
Overgrown Rover
Beefcake
Mid Dragon Level
Bomb (though he could be high dragon if he knows Awakened Breathing)
Amai Mask
Atomic Samurai
Metal Bat
Fuhrer Ugly
Gums
Nyan
Psykos
Carnage Kabuto
Vaccine Man
Groribas
Geryuganshoop
Melzelgard
Low Dragon Level
Genos
Zombieman
Pig God
Child Emperor
Phoenix Man
Gale Wind
Hellfire Flame
Evil Eye
Bakuzan
Unfortunately, TTM and PPP just haven't reached Low Dragon level yet, though they are getting somewhat close. PPP can one shot a monster that was apparently Deep Sea King level (though I'll have to assume Murata meant dehydrated DSK to make it more realistic), and TTM scales above PPP.