Better Vampirism Combat

Adds custom combos for each vampirism weapon. Heart Piercer - based on the estoc, a medieval thrusting sword Heart Striker - two-handed mix of one handed upward swings and two handed downward slashes Hunter Axe - two-handed alternating horizontal and downward swings culminating in a slam attack Pitchfork - two-handed alternating thrusts with a final slam Stake - held like an actual stake, starts with a punch followed by a stab and a downward slam