Which entrance do I need to clear to get admission in top Bangalore universities?

For better convenience you can search the top B-schools in Bangalore in Shiksha itself. You should check the eligibility criteria for the preferred university. However, for fast suggestion, CAT, MAT, CMAT and XAT exams are mostly required.

To get into IIM - Bangalore, you need to get really good percentile in CAT. To get into XIME/AIMS/Welingkar/Christ University, you should be able to get a good score in CAT, XAT, CMAT, MAT, etc. For SIBM, you need to do well in SNAP.