Lotto (ロット rotto) is a character from Wonder Boy in Monster World. He is the Elder Dragon's grandson that assists Shion while he is in the Volcano and nearby areas. He hatches from an egg in Begonia after the Ice dungeon is cleared. Lotto will always attack when an enemy is nearby by spewing flames, dealing minor damage.
In Monster World IV, it is revealed that after the events of Monster World III. Lotto was tasked by Shion to protect Monster World from the dark ones as the Earth Spirit. He is trapped by the Flame Wizard and later rescued by Asha.