SYSTEM DEFENDER: Protobot! | Club Penguin Rewritten

Here's a tutorial on how to defeat the Protobot level on Club Penguin Rewritten's System Defender! // SUBSCRIBE:    / @jjsykes9767   // Twitter:   / iamjjsykes   Tips: Red Cannons work best on corners Take damage from small bots so that you can save energy to defend against the boss bots Prioritise upgrading Yellow Cannons