Wild Cohort is a good idea. You can pick up an Allosaurus (tough), Dire Tortoise (gets a surprise round, period), or Dragonhawk (flies) with it. Depending on your DM, you might be able to take Shared Fury, letting your mount rage with you.
Having one of those days where you just need to exsanguinate someone? You need the Hæmaturge! Old Homebrew