Shippo (Inuyasha)

Charmy Bee

Antoine or Vector

Gatomon




XD

Mamatabi (naruto)

Crow from Brawl stars definitely needs more tickles or Hawk Rawk from Paper Mario The Thousand-Year Door

Oh, I would love to see Hawk Rawk getting some punishment, heh~

Ratchet (Ratchet and Clank)

Mike Mouse from Sing

Zool

ROCKO! (Rocko's Modern Life)

Too many to list :P

I don't believe i've ever seen Uncle Rad tickled before~ :///>

Sherlock Hound :)

Zudomon.

Eeyore

Gex the gecko!

Donkey Kong and/or Diddy Kong

Sylvia from Wander Over Yonder

Count Duckula

Amicus from Adastra

Oh, yes, absolutely!

Azumarill.

Amaterasu (Okami)

Horkeu Kamui

Buzz Buzzard from Woody Woodpecker
Husk from Hazbin Hotel
Panchito from The Three Caballeros
Falcon Graves from Ducktales
Honest John from Pinnochio

Ranok from Far Beyond The World

Huckeberry Hound
Big Al Dente from Samurai Pizza Cats

Definitely Kass (BotW)

Sam (Sam & Max)
Wile E. Coyote (Looney Tunes)
Beerus (Dragon Ball Super)
any of the Road Rovers

Beerus certainly needs some humbling for sure and the Road Rovers are an excellent choice~ ^-^

Diddy Kong, King Louie, Prince John, Reuben (From Lilo & Stitch), Yunobo (From The Legend of Zelda), Orko (From He-Man), Chimchar, Imp Midna.

Xingo from Ben 10 reboot.

Minerva Mink [Animaniacs], Verdash, Sparkit, and Anubis [Palworld], and Reignited Sheila [Spyro Reignited Trilogy]

I know I'm a little late to this one, but I'm still surprised that I've seen next to no tickle art for the characters from the game Go! Go! Kokopolo since I drew some ages ago:
https://www.furaffinity.net/view/12948253/

The alpaca character there has huge feet and these big floppy sandals, and the game is so cartoony! It's underrated in general in our community.

Shoutmon

generic Koopas (not bowser),yugioh monsters,happy tree friends,death claws,geckos,fallout creatures/abominations, stoat from inscyption, and many more