After defeating the boss, you receive a Blue Chest as a reward. Lava Golem may be defeated only once per timeline.
After defeating the Lava Golem for the first time, you will receive the achievement "Clear Area XV" which multiplies non-tap monsters' DPS by 1.02.
- Lava Golem is a reference to the Golem - a creature from jewish folklore.
- Dislikes ice and cold.