Empty Tome

Empty Tome is a passive item in Vampire Survivors. It is unlocked by holding 6 different weapons at once. 
Empty Tome reduces the Cooldown of weapons by 8% per level.
Empty Tome is required for the evolution of Magic Wand, Holy Wand.
Empty Tome can be found as a stage item in Inlaid Library, Moongolow, Boss Rash, and Abyss Foscari.
==Levels==
Empty Tome has 5 levels. At max level, Empty Tome provides -40% Cooldown.
Level 1	"Reduces weapons cooldown by 8%."
Level 2	Cooldown reduced by 8.0%
Level 3	Cooldown reduced by 8.0%
Level 4	Cooldown reduced by 8.0%
Level 5	Cooldown reduced by 8.0%
==Tips==
*Empty Tome is an almost universal benefit to all weapons and characters, with the sole exception of Babi-Onna.
==Trivia==
*The name of this passive item could be a reference to the song "An Empty Tome/Twilight Stigmata/Dusk's Holy Mark", which is considered the theme of Shanoa in Castlevania: Order of Ecclesia.