Rocky is an unlockable rock trinket in Fiend Folio: RELOADED, a mod for The Binding of Isaac.

While in an active room with enemies, each enemy has a 0.3% chance per frame to gain the Twinkle of Contagion aura.

Complete the [FF] Baby Sensory challenge.

The following special synergies and interactions for Rocky have been documented.

* Note that not all possible synergies and interactions are listed here.

• Check out the trinket description on the mod's external Wiki.
• Download Fiend Folio: RELOADED from the Steam Workshop.