For information on Spider Eyes in vanilla Minecraft, see this page.
Spider Eyes are used to make Poison Gems. As spiders don't normally spawn outside of dungeons or abandoned mine shafts in Pixelmon, spider eyes are instead dropped by Joltik and Galvantula.
Pokémon drops
Pokémon | Chance | Quantity |
---|---|---|
Galvantula | 10% | 8 |
Joltik | 10% | 8 |