This search term tells us a lot. It says you want the original Blade from 1998 (starring Wesley Snipes), not the sequels or the recent MCU reboot. It says you want high-quality visuals (Bluray), smaller file sizes (720p or 480p), the Hindi dubbed track, and—most importantly—a file that isn't fake or malicious.
Disney (which now owns Fox/Marvel) has not officially released Blade with a Hindi track on Disney+ Hotstar in all regions. You may need to import a physical Bluray and mux the Hindi audio yourself. blade 1998 hindi bluray 720p 480p dual audio verified
If you are a fan of dark superhero movies and late-90s action-horror, you have likely searched for the elusive keyword: This search term tells us a lot