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#287Book of Secrets"Tome of knowledge"Active item (6 rooms recharge time)
Activates one of the following map effects: Treasure Map, The Compass or Blue Map, for the duration of the current floor.

Highlights any tinted rocks and rocks with a crawl space in the room.

Cannot give effects that are already activated via any means.

If all of the effects are already active, it will provide X-Ray Vision for the current floor, opening all secret room entrances.

If used on a floor with Curse of the Lost active, it will immediately grant the X-Ray Vision effect.

This item contributes towards the Bookworm transformation. Collecting 3 items from this set will make Isaac fire an extra tear 25% of the time.
Unlock: Defeat Satan as Eden.

- Tags -- Synergies -- Links -

▾ITEMS ()▾

D infinityDogmaJar of WispsFlipEverything Jar

▾TRINKETS ()▾


▾PICKUPS ()▾

HeartHeart (half)Heart (soul)Heart (eternal)Heart (double)Black HeartGold HeartHeart (half soul)Scared HeartBlended HeartBone HeartRotten HeartPennyNickelDimeDouble PennyLucky PennySticky NickelGolden PennyKeyGolden KeyKey RingCharged KeyGolden BombGolden Troll BombGiga BombMega ChestMom's ChestMega BatteryGolden Battery

▾CONSUMABLES ()▾

HagalazJeraEhwazDagazAnsuzPerthroBerkanoAlgizGolden PillGolden Horse Pill


▾MACHINES/BEGGARS ()▾

Slot MachineBlood Donation MachineFortune Telling MachineBeggarDevil BeggarShell GameKey MasterDonation MachineBomb BumShop Restock MachineGreed Donation MachineMom's Dressing TableBattery BumHell GameCrane GameConfessionalRotten Beggar

▾CHARACTERS ()▾

MagdaleneSamsonAzazelLilithBethanyTainted MagdaleneTainted EveTainted LilithTainted Bethany

▾TRANSFORMATIONS ()▾

Fun GuyConjoinedLeviathan

▾CURSES ()▾


▾OTHER ()▾