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LegoGuy in Big Boo's Mansion.

LegoGuy77777 is a minor youtuber in the SMG4 series.

He made a few videos on the video game Roblox.

Color code

LegoGuy77777's color code may be based on the LEGO characters (hence his pseudonym), who usually have yellow skin. It can also mirror MarioMario54321's because of the colours used. Most of the shades are very marked. He Has LEGO Colors.


LegoGuy7777's Youtube icon, which he shares with the other SM64 Protectors.

  • Gray overalls
  • Dark yellow cap, harms, and shirt,
  • Dark blue gloves
  • Brown shoes (different to Mario's and nearly orange)
  • Yellow face
  • Nasturtium red hair


Note: This list may be incomplete.

LegoGuy77777 mostly appeared in the Ssenmodnar series.

Ssenmodnar 3 (10,000 subs special :D)

In this video, he's seen waiting outside the toilet room of the Princess Peach's Castle while another guy is pooping for several hours.

Ssenmodnar 6 (New Year's Edition)

In this episode, he comes in the piano room of Big Boo's Mansion, but then hears the Dr. Dr. Eggman's voice saying "PINGAS!", and then gets afraid.

Castle Royale

He makes a cameo appearance with other people in this blooper.

SM64: Bad Star's Back! 300k Special

He makes a cameo appearance with two other citizens scared and stormed by the evil Ztar.

SM64: Cooking with mario and bowser 3!

He appears as a customer, but a Spaghetti Monster bites his head off.


  • His pseudonym of "LegoGuy77777" is sometimes misspelled as "LegoGuy7777" (with four "7" instead of five). It's also never mentioned in SMG4's videos, along with the pseudonyms of several other YouTubers who usually make cameo appearances only, like SuperMarioFan590 and Superstarxalien169.

v - e - d SMG4 characters
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