Hi! So according to your rank that is  468 in NEET and All India Rank of 93,900 getting a government MBBS college in Tamil Nadu under BC category is very difficult. Usually the cutt offs go very high. You can try for private colleges but the fees will be higher.

For more accurate information,You can check and predict your actual college chances using this Careers360 College Predictor:

https://medicine.careers360.com/nta-neet-college-predictor