Big Kahunka

Difficulty: Extremely hard

Big Kahunka is an achievement in Plants vs. Zombies 2. It is achieved by unleashing the Deep Sea Gargantuar in Big Wave Beach - Day 16. It is worth 2,000 XP on Google Play Games on Android devices and 20 points on Game Center on iOS devices.

Strategies

 * See Big Wave Beach - Day 16.

Trivia

 * This achievement cannot be achieved after beating Days 8 or 14 of Big Wave Beach.