* It's a nickname or slang term: Without more context, it's impossible to determine who or what "Da Blast" refers to. It could be a nickname for a person, a slang term for something, or even a name used in a specific context.
* It's a name used in a specific community or subculture: It might be a popular term in a particular online community, gaming group, or local area.
* It's a misspelling: Perhaps you meant to type a different name or phrase.
To help me understand who you're looking for, please provide more information:
* Where did you encounter this name? (e.g., online forum, book, movie)
* What context was it used in?
* What kind of person or thing do you think it might be?
With more details, I might be able to help you figure out who "Da Blast" is.