Ricky Ricotta's Mighty Robot vs. the Mecha-Monkeys from Mars

Its place in Ricky Ricotta's Mighty Robot

Ricky Ricotta's Mighty Robot vs. the Mecha-Monkeys from Mars is book 4 in the Ricky Ricotta's Mighty Robot series. It follows Ricky Ricotta's Mighty Robot vs. the Voodoo Vultures from Venus. It is followed by Ricky Ricotta's Mighty Robot vs. the Stupid Stinkbugs from Saturn. See the full Ricky Ricotta's Mighty Robot reading order.

Ricky Ricotta is a small, bullied mouse who accidentally befriends a giant Mighty Robot after freeing it from the control of a mad scientist -- and the two become inseparable best friends, teaming up to defend their city from a parade of increasingly ridiculous alien invaders. Each book pits Ricky and his Robot against a new villain arriving from a different planet in order outward from the sun (Mercury's Mutant Mosquitoes, Venus's Voodoo Vultures, and onward to Pluto), giving the series a simple, satisfying…