Cross

The Cross is an item in Zelda II: The Adventure of Link. It is a located in the Three-Eye Rock Palace, where Link must first defeat Rebonack before he can obtain the Cross. While optional, the Cross allows Link to see invisible Moas located in the Valley of Death.

Profiles and descriptions

 * Zelda II: The Adventure of Link manual (page 46): "With its secret power, you'll be able to see enemies which you normally can't see."