Wave Goodbye is an achievement in Plants vs. Zombies 2. It is achieved by defeating Zombot Sharktronic Sub and completing Big Wave Beach - Day 32. It is worth 20 points on Game Center for iOS devices and 2,000 XP on Google Play Games for Android devices.
Its name is a portmanteau of "wave goodbye," a part of the goodbye expression and "wave," a result of the distortion of water, referring to how Big Wave Beach takes place on a beach.
- The waves in the achievement icon are featured in the Big Wave Beach trailers.