Invader ZIM (2001)

Episode Overview

Title: The Wettening Plot: One day, as rain begins to fall, Zim becomes anxious, having never encountered it before. Dib notices Zim's trepidation and encourages him to step outside, only for Zim to discover that the Irken species has a natural vulnerability to water, resulting in a painful reaction. Seizing this opportunity, Dib plans to craft the ultimate weapon to defeat Zim permanently. Meanwhile, Zim scrambles to find a way to shield himself from this newfound flaw. Their escalating conflict leads to an unexpected showdown neither of them anticipated.