Pretty self explanatory.
Here is an example:
Me: I lock the cookie in a safe.
Person2: I steal the key and open the safe. I take the cookie and throw it in a hole.
Person3: The hole is 2 inches deep. I pick up the cookie and put it in my bag.
And so on.
You are not allowed to destroy; purchase, make a new cookie or somehow receive another unless it's impossible to get.
Starting off from the last example; I put the cookie in my bag.
I take the cookie out of the bag and put it in a bird's nest.
I climb the tree and put it into the trunk of it.
I saw down the tree, take the cookie, and place it on top of the Gateway Arch while laughing maniacally
I get spidey to help me grab the cookie in exchange for muffins, and I hide it in a ziplock bag in the sewers.
I get godzilla to find it in the sewer, i give him a snack for it, and hide it inside of that one, really hecking creepy haunted house with all the spooders
I start screaming excessively until my brother gets the cookie from the scary house with demons and then I bury it under the ashes of the scary house
Gets a hazmat suit and steals cookie, hiding it in a cave full of bats.
Trains a dog, dog gets it, I give him a treat, and I hide the cookie in my fruit bowl inside of my(locked) house.
Gets a skeleton key, breaks in, steals cookie, chucks cookie to the moon.
Calls Luthor Hargreeves, has him send it down to his dad, gets cookie from said dad, hide it in a school textbook from thirty years ago that in the back of that one classroom
(Yoy can take a rocket to the moon y'know!)
Breaks into the school wielding a hot glue gun (Thanks, Troom Troom!) and throws the cookie into the digital world
Invades the digital world through a series of video games, takes the cookie, and moves it into the dungeon of a medieval castle guarded by knights and dragons
Floats over the creatures, find the chest it is hidden in, then digs into the wall and hides it there, them covers it with dirt.
Pours water over the dirt so it turns to mud, then easy scoops away the mud to pull it out. Hides it in a secret room where the only way to enter is to watch all of the Twilight movies.
Cringingly watches all the twilight movies, burns them, and then gets cookie, hiding it in a secret tree in the woods.
uses magical spell to locate cookie in the tree, brings it to ocean and gives to to mermaid who brings it the the bottom of the ocean
Creates a magic fish out of play-do, sends the fish to get the cookie, hides the cookie in the top of the Eiffel tower
Calls up Napoleon to retrieve it and hand it to me. I hide it inside a grocery store baking section.
buys a ticket to Paris, flies there, climbs up the Eiffel Tower to get the cookie, throws cookie into outer space.
asks an alien to get the cookie for me and hides it in a volcano.
Summon a lava dragon to retrieve the cookie for me, then I have the dragon guard the cookie.
Give the lava dragon a treat and tell it to go fetch a ball, grab the cookie, ,hide it on the top of Mt. Everest
Gets a Pegasus to help retrieve the cookie and hide it over the rainbow.