This is a particularly important resource for decks with large vampires. Stealth abilities - intercept or rush. Intercept is better for light stealth, rush for heavy stealth. Bleed abilities - bleed bounce. Don't forget you may be able to attack that which permits the bleed, like particular vampires, stealth, or combat resources.
Peace treaty is an alternative for weapons.
This tends to be more important for decks with small vampires. Intercept - stealth or combat abilities. Stealth is better for light intercept, combat is better for heavy intercept. Combat abilities - Dodge and maneuver are the first line of defense. Fortitude works great too.