Control players should mulligan relatively infrequently unless they don't have enough lands, or are playing against a fast deck where they desperately need early defense
Sandstorm Crasher It costs four, great, and then for a 3/4 with trample for evasion
The other huge upgrade that isn't a Vampire is, of course, Skullclamp, which if you're lucky enough to find / stick on the battlefield will draw you all the cards you need to close out the game
Card Set(s) -LEGACY OF THE MASTER- [OP-12] CARD VIEW OP12-049 | UC | CHARACTER Buggy Attribute Slash Block icon 3 Type The Four Emperors/Cross Guild Card Set(s) -LEGACY OF THE MASTER- [OP-12] CARD VIEW OP12-050 | UC | CHARACTER Jaguar type, this Character gains [Blocker] and +1000 power
If you want more protection, you can double up and run both Boots and Greaves
Let us break it down for you