Hello Sir!

According to last year data, your all india rank for 455 marks would be around 80k. When we look into last year cut off for various medical colleges in karnataka, you have chances to get a A-cat medical seat . But the thing is the cut off keeps changing every year based on various factors like top marks, toughness of the paper, no.of students appeared for the exam etc. You can check more details regarding this through the below link

https://www.google.com/url?sa=t&source=web&rct=j&url=https://medicine.careers360.com/articles/neet-cutoff-karnataka/amp&ved=2ahUKEwj0vpHGrZbsAhVEX30KHXrSBbYQFjAAegQIARAB&usg=AOvVaw2U6_E3o02t4YOQdt068Ave&ampcf=1

You can also use the careers360's college predictor tool to check the possible colleges in which you have chances to get a seat using the below link

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

Hope you found this useful.

All the best!

Cheese:)