- r2 file - start r2 session about file
- r2 -d pid - start r2 debug session attached to pid
- r2 -d file - start r2 debug session
- r2 -A file - start session, analyse everything first
- r2 -R profile.rr2 - start session using profile
- <cmd> - run cmd (duh)
- <cmd> @ <addr> - runs cmd at addr
- ~\ - \ | grep \