Higher-ups don't have sense of humor, man, Asgard's gods are more just more in the bunch. If you're going to check off the childhood list, the answer is most likely: yes, it exists.

[Though now he'll try to rant, Jack can't help feeling nostalgic. He won't say it out loud but he does miss the other Guardians.]

Imagine a rabbit taller than a kangaroo and grumpier than old men complaining about kids in their lawn. If that doesn't scream "prank me", I don't know what does.