The addition of the word "Better" to this keyword often stems from:

He is marketed as a skilled practitioner of judo, often seen in his training gear before being "detained" by "guards" or a "master".

The term "Better" appears in some contexts related to this character, either as a surname in certain profile descriptions or in comparative discussions about character performance in fictional or staged scenarios.

It is important to distinguish this fictional character from real Russian martial artists named Oleg: Judo Fighter Oleg – Part I - Russian Captured Boys