Binding of Isaac: Rebirth Wiki
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(in Repentance)

Luna is a passive item added in The Binding of Isaac: Repentance.

Effects[ | ]

  • Adds an extra Secret RoomSecret Room and Super Secret RoomSuper Secret Room to each floor.
  • Reveals one random Secret Room on the map on pickup and at the start of each floor.
  • Each newly discovered Secret Room has a shining beam of light that will raise tears for the current floor and gives Isaac a Half Soul HeartHalf Soul Heart when walked under.
    • The first light gives Isaac +1 tears fired per second, and all subsequent ones give +0.5 tears fired per second.
    • This gives a potential +2.5 tears per second for a given floor, on top of 2 soul hearts.
    • The tears up breaks the default 5 tears per second cap.
  • Once the effect is triggered for the floor, a silver-bluish shine will appear around Isaac. This light will be strengthened for every beam of light "gathered".

Notes[ | ]

  • The beams of light appear in both Secret Room types but not in Ultra Secret RoomUltra Secret Rooms.
    • The beams of light also appear in Secret Rooms and Super Secret Rooms that appear as a result of Collectible Red Key iconRed Key.
  • The beams of light appear even in unopened Secret Rooms on the same floor the item was acquired on.
  • The effect can also be obtained in the Mirrored World.
  • The tears up bonuses still apply while in the special area of MinesMines/AshpitAshpit II.
  • No new Secret Rooms are added in Greed Mode or Chapter 1 (if it's a starting item for Character Eden iconEden), but the beam of light is still added to current Secret Rooms.
  • No new Secret Rooms are added in ??????, The Ascent, or HomeHome.
  • If kept after using Collectible Birthright iconBirthright with Character Tainted Eden iconTainted Eden, upon taking damage, the additional tear rate is lost. More beams of light will have to be found or used for the tears to be regained (assuming not all of them were used).
  • If playing Co-op or as Character Jacob and Esau iconJacob and Esau, characters that did not pick up Luna will still gain full benefit from stepping within the beam of light. However, this will only benefit one character.
  • Multiple copies of Luna will not cause additional Secret Rooms or Super Secret Rooms to be generated.

Synergies[ | ]

  • Collectible X-Ray Vision iconX-Ray Vision: Opens every Secret Room generated for free, allowing for the maximum tear bonus every floor.
  • Fragmented CardFragmented Card: The effects stack, spawning three Secret Rooms on the floor. All three Secret Rooms will contain beams of light.
  • Collectible Glowing Hourglass iconGlowing Hourglass: If Glowing Hourglass is used while Isaac touches the beam of light but before the animation where he raises Luna above his head is complete, the bonuses will be granted after time is rewound, allowing the same beam of light to be used multiple times.

In-game footage[ | ]

Gallery[ | ]

Trivia[ | ]

  • Luna originates from the Antibirth mod. In Antibirth, Luna's effect only provided extra Secret and Super Secret rooms.
  • "Luna" is the word for "moon" in Latin and some of its descendant languages, and is sometimes used to distinguish the Earth's Moon from other natural satellites.


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