King Ka-Thunk's Castle is a level of World 5 in Super Mario 3D World.


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Green Stars

  • Green Star 1: Near the first Warp Box, Jump through the Green Star Ring and collect all eight coins to get the star.
  • Green Star 2: In the third row of Ka-thunks, Jump through the Ka-thunk to get the star.
  • Green Star 3: Near the Warp Box leading to the boss battle, be in Cat form to climb up the wall and get the Star.


King Ka-thunk's Castle Stamp.png

In between the second and third row of falling Ka-thunks, Be in Cat form to Climb the wall and get the stamp.