Suggestions by @jesselee

Little Green Men

as Little Green Men in Slendytubbies

Igor Zolotovitsky

as Little Green Men in Slendytubbies

Green Army Men

as Green Army Men in Slendytubbies

Buzz Lightyear

as Buzz Lightyear in Slendytubbies

Sheriff Woody Pride

as Sherrif Woody in Slendytubbies

Paul Marshal

as Hamm in Slendytubbies

Queen of Hearts

as Queen of Hearts in Slendytubbies

Anakin Skywalker (Darth Vader)

as Darth Vader in Slendytubbies

Jedi Master Yoda

as Yoda in Slendytubbies

Darth Maul

as Darth Maul in Slendytubbies

Big Bird

as Bjg Bird in Slendytubbies

Emperor Sheev Palpatine (Darth Sidious)

as Emperor Palpatine in Slendytubbies

Grover (Sesame Street)

as Grover in Slendytubbies

Cookie Monster

as Cookie Monster in Slendytubbies

Kermit the Frog

as Kermit the Frog in Slendytubbies

Fozzie Bear

as Fozzie Bear in Slendytubbies

The Wiggles

as The Wiggles in Slendytubbies

Bane

as Bane in Slendytubbies

Cindy Lou Who

as Cindy Lou Who in Slendytubbies

Madame Leota

as Madame Leota in Slendytubbies