Mr. Driller 2 is a puzzle video game that was developed by Namco and released for the Game Boy Advance in 2001. It's the sequel to the original Mr. Driller and maintains the series' signature gameplay of drilling through colorful blocks while managing a limited air supply. Players must strategically eliminate blocks to descend deeper into each level, avoid being crushed, and manage air capsules to survive. This title is often recognized for its addictive gameplay, charming character design, and increasing levels of challenge.