Materials and rewards

Monkey Egg

When you want your pet to hatch, right-click on the egg.

Sources

◇Bosses Ape LordLevel 55↗ Event Chests Moonlight Treasure Chest↗ Boss Chests Orc Chieftain Chest↗ Boss Chests Dark Leader Chest↗ Boss Chests Queen Spider Chest↗ Boss Chests Nine-Tailed Fox Chest↗ Boss Chests Flame King Chest↗ Boss Chests Yellow Tiger Beast Chest↗