Smart Lair
Rise of the Teenage Mutant Ninja Turtles episode
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Season Code: 023
Episode: 12A
Original airdate February 9, 2019
Written by Ian Busch
Supervising Producer
Producers: -
Directed by Brendan Clogher
Voice Direction Rob Paulsen
Supervising Director  Alan Wan
Storyboard Artist: Christine Liu
Episode chronology
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"Pizza Pit" "Hot Soup: The Game"

Rise of the Teenage Mutant Ninja Turtles Season 1
September 17, 2018 - November 16, 2019
List of Rise of the Teenage Mutant Ninja Turtles episodes


  1. Mystic Mayhem
  2. Origami Tsunami
  3. Donnie's Gifts
  4. War and Pizza
  5. Newsworthy
  6. Repo Mantis
  7. Down with the Sickness
  8. The Fast and the Furriest
  9. Mascot Melee
  10. Shell in a Cell
  11. Minotaur Maze
  12. Bug Busters
  13. The Longest Fight
  14. Hypno! Part Deux
  15. The Gumbus
  16. Mrs. Cuddles
  17. Stuck on You
  18. Al Be Back
  19. The Purple Jacket
  20. Pizza Pit
  21. Smart Lair
  22. Hot Soup: The Game
  23. The Evil League of Mutants
  24. Late Fee
  25. Bullhop
  26. Mind Meld
  27. Nothing But Truffle
  28. Shadow of Evil
  29. Portal Jacked!
  30. Warren & Hypno, Sitting in a Tree
  31. Operation: Normal
  32. Sparring Partner
  33. You Got Served
  34. How to Make Enemies and Bend People to Your Will
  35. Mystic Library
  36. The Purple Game
  37. Man VS. Sewer
  38. The Mutant Menace
  39. Turtle-dega Nights: The Ballad of Rat Man
  40. The Ancient Art of Ninja Hide and Seek
  41. One Man's Junk
  42. Snow Day
  43. Cloak and Swaggart
  44. Jupiter Jim Ahoy!
  45. Insane in the Mama Train
  46. End Game

Season 1Season 2

"Smart Lair" is the twenty-first episode (Episode 12A) of Rise of the Teenage Mutant Ninja Turtles. It first aired on February 9th, 2019.


Donnie's new artificial intelligence invention takes over the Lair, and life isn't all pizza and back rubs for Raph, Mikey and Leo.



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  • “I would never!” “He would never!”
  • Donnie: Prepare to eateth thy words.
  • Donnie: If I am to perish, tell the truth, brethren. You reprogrammed him! I promise, No hard feelings.
  • Donnie: Hard feelings! MASSIVE HARD FEELINGS


  • This episode, title and premise, is a nod to the 1999 Disney Channel original movie, Smart House.



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