Please note: Design and toy chosen at random Collectors will add water into the test tube, give it a vigorous shake, and witness 2 out of the 5 MrBeast Lab Swarms emerge from a cluster of fizz. The MrBeast Lab Swarms are 1" (2.5cm) tall. This pack guarantees two EPIC Swarms, including the Special Edition Hard Head Panther and an ultra-rare Panther. There are over 100 unique MrBeast Lab Swarms to collect. Will your collector discover the Limited Edition Hyperchrome Panther character?