A bottle of Holy Water
Things with warts.
Things that suck blood.
Things that drool.
Introduce yourself and asked them what creams they are using.
Laugh in their face.
Tip over their boiling cauldron.
Ask him/her to marry you.
Stake'em in the heart
Invite them to be your disco ball.
Choke them with a silver chain.
Tell them they seriously need a shave.
A silver loaded automatic rifle.
A grenade launcher, good for those high flying targets.
A traditional wooden bow and arrow.
Someone who stands to long near a fire hydrant.
Someone who has a black cat.
Anyone who works at a blood bank.