When it merges and appears on the field, it shoots 2 rockets on random opponent units, stunning them for a period of 3 s on contact. Does not work in co-op Where solo.

During a merger and when appearing on the field, pulls 2 missiles. Each missile inflicts 1200 damage to a random enemy and all nearby enemies, and slows them by 20 %.

A Robot with a bulb appears if there is no other similar Robot. After merging with the bulb, all Robots are reset, causing them to fire. 1 additional missiles of all effect types during 10 s. Also provides 25 % chances of getting an extra room.

The Robot appears with a bulb if no other robot is present. During a merge, confers 100 mana for each fusion rank and increases the attack speed of other robots by 20 % for 10 s.

Increases damage by 3 % for each merger. Maximum number of mergers : 80

Instead of inflicting area damage, after 5 mergers, the Robot has 10 % chances of pulling a missile which inflicts 1200 damage. All the 10 fusions, increases the Robot's damage by 45 % and the damage caused by 100 %. Increases the maximum number of mergers to 80.

After 30 mergers, the Robot has 10 % chance to fire an energy beam with normal attacks, inflicting 500 % damage to common monsters and 1000 % damage to bosss and mini-bosss. Robots with a bulb also provide bulb to another Robot during 80 s.