Watch full Power Rangers Zeo Episode 4 online full HD online. Cartoon video Power Rangers Zeo Episode 4 online for free in HD. Target Rangers. Rocky’s computer science project is challenging, but not half as challenging as his beautiful lab partner, Jennifer. While Rocky is trying to figure out a way to ask the intimidating computer whiz to the dance, Mondo and Machina plan on stealing the project for use in their latest diabolical creation, a ballistic baddie called Silo.