The ability to be in top condition while at an old age. Opposite to Child Prodigy.
The user has great status both mentally and physically despite their old age either from years of training or off the fly making their opponents often underestimate them as well and they make it appear as if time has had no effect on their physical condition making them a force to be reckoned with. Some users have great intellect and are capable of being master strategists as well.
Deathstroke/Slade Wilson (DC Comics). Despite being around 60 years old, he is considered the greatest mercenaries of all time due to a failed medical experiment he had volunteered for when he joined the military.
Judge Dredd (2000 AD)
Max Tennyson (Ben 10)
Hex (Ben 10), a master magician at age 62.
The Avatars (Avatar:The Last Airbender/Legend of Korra) of the past.
The White Lotus (Avatar:The Last Airbender)
Iroh (Avatar:The Last Airbender) the Dragon of the West.
Yamamoto (Bleach) is a fearsome fighter for his age.
Yhwach (Bleach) is the first and most powerful Quincy to have ever existed.
Though not as powerful as he was in his prime, even in old age, King Piccolo (Dragon Ball) wields frightening power, easily outmatching Goku and beating him to the point where his heart temporarily stopped.
Despite his advanced age, Master Roshi (Dragon Ball) is in good condition, having once been hailed as the strongest man in the world.
Walter C. Dornez (Hellsing)
Tsunade (Naruto) appears to be a young woman, but she is already in her 50s, using her superhuman strength and a transformation technique to mask her physical appearance.
Kakuzu is 91-years-old who uses his power to get new hearts from others, as he stated remembering the fight with the First Hokage.
King Bradley/Wrath (Fullmetal Alchemist manga/Brotherhood) is a very strong swordsman despite his body often feels the effects of old age.
Despite his age, Whitebeard (One Piece) was still considered one of the most powerful men in the world before his death.
Despite his age, Garp (One Piece) is still considered one of the strongest marines alive.
Kureha (One Piece) is a genius doctor who has lived up to the age of 141.
Cologne (Ranma ½)
Happosai (Ranma ½)
Though not as powerful as she was in her prime, Genkai (Yu Yu Hakusho) remains a formidable fighter.
Brook (One Piece) is a veteran 90 years old pirate and a master swordsman.
Despite being a blind elderly man, Fujitora (One Piece) is a extremely powerful Marine Admiral.
At the age of 68, Charlotte Linlin (One Piece) is one of the four most powerful pirates in the world.
Streusen (One Piece) despite his elderly age, is powerful swordsman of the Big Mom Pirates and also a culinary expert.