Medipaks - Restore some health to your character.
Purple lights - Restore some health to your character(after you kill demons).
Blue lights - Restore some Action Points to your characte(after you kill demons).
Wooden Stake - It's a basic weapon found in smashed chairs or crates or littered about levels. It works on all nasties.
Holy Water - A ranged weapon only effective on vamps.
Hellfire - A ranged explosion of fire effective on all enemies.
Shovel - A weapon that was once used for digging holes is effective on all creatures.
Spike - A longer version of a wooden stake found in smashed chairs or crates. It's effective on all baddies.
Crossbow - An effective ranged weapon used mostly for short circuting security systems.
Sword - A dangerous and effective weapon that can be used on all enemies. It's good for tight pinches in a fight.
Hope's Dagger - Cassandra Rayne's sword is used to fight the First in the last level. It's effective on all monsters and is the most effective weapon, able to kill bad guys in 1 or 2 small blows.