We bring the heart here and suddenly there's a fake fire. Somebody's after the heart!
Ryan to Spyder and Harris

"Let's Open The Monster Heart!" is the third episode in Season 1 of Mech-X4. It aired on November 13, 2016 to 1.14 million viewers.


Ryan uses his technopathic powers to access a powerful laser for the team to use and crack open the captive monster's heart and what they find inside is shocking.


Main Cast

Recurring Cast


  • Principal Grey finds out that MECH-X4's main pilot is Ryan.
  • When the security guard of Harper Futuristics checks to see if Ryan really is Colin St. Bernard, the following celebrities can be seen in the security access checklist:
    • Kim Carr
    • Selena Gomez
    • Steve Nash
    • Oprah
    • Patrick Stewart
    • Justin Timberlake
    • Mark Wahlberg
    • Jimmy Wilson (who makes an appearance in the following episode, Let's Be Idiots!)


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Code: Let's Open The Monster Heart

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Let's Open The Monster Heart!