free for all

moonknight vs batman vs sub zero vs draven 
 
round 1: 
 
batman with 1 day prep 
 
round 2: 
 
batman with no prep 
 
round 3: 
 
batman with 7 days prep 
 
bonus round:batman with 7 days prep and sub zero in team vs moonknight and draven in team

who is draven?

Either Sub-zero or Bats.