Planetarium (Antibirth Item Pool)
Items in this pool can be found in the Planetarium room.
Passive Collectibles[edit | edit source]
| Name | Icon | Description |
|---|---|---|
| Aries |  | +0.25 Speed. Running into enemies while at a high speed will deal 18 points of damage. Does not prevent contact damage. |
| Aquarius |  | A trail of blue creep is left behind Isaac, which damages enemies. |
| Cancer |  | Adds 3 Soul Hearts. Grants The Wafer effect for the current room upon taking damage. |
| Capricorn |  | All stats up. |
| Gemini |  | Suture becomes attached to Isaac, and does touch damage to enemies within its attacking range. |
| Leo |  | Allows you to crush rocks when you walk over them. |
| Libra |  | Gives 6 coins, 6 bombs and 6 keys and balances out all attributes. |
| Luna |  | Adds one extra Secret Room and one Super Secret Room on each floor. |
| Mars |  | Gain the ability to charge by double-tapping in a direction. Isaac is invincible during the charge and deals significant damage. Can be used multiple times per room with a short recharge time. |
| Mercurius |  | Doors stay open after entering a room, even with enemies in it, allowing Isaac to leave any time. Increases speed. |
| Pisces |  | Increases tears, adds knock-back shots and increases tear size. |
| Pluto |  | Decreases Isaac's size to the point where many tears will fly over Isaac. Increases tears and speed, and decreases range. |
| Sagittarius |  | Increases speed by +0.2 and grants piercing tears. |
| Saturnus |  | Isaac is surrounded by an aura which grants 7 orbiting tears when entering a new room and has a chance to absorb incoming enemy tears. |
| Scorpio |  | Grants poison tears, which deal damage over time when inflicted. |
| Sol |  | Reveals the location of the Boss room. Upon defeating a boss, activates XIX - The Sun, fully recharges Isaac's active item, and grants bonus damage and luck for the rest of the floor. |
| Taurus |  | Speed down, gains speed while in a room with enemies until gaining My Little Unicorn effect for a few seconds. |
| Terra |  | Isaac's tears become rocks that have increased knockback and deal variable damage, and have a high chance to destroy obstacles. |
| Venus |  | Adds one Red heart. Enemies near Isaac are Charmed, causing them to attack other enemies. |
| Virgo |  | Grants a chance to trigger the Book Of Shadows effect upon taking damage, creating a shield that nullifies all types of damage for 10 seconds. Also converts "bad pills" into "good pills". |
| Uranus |  | Isaac shoots ice tears, which freeze enemies they kill. Frozen enemies slide away and explode into ice shards when touched. |
