¿Qué será esto?(53)¡Ya resuelto!
**¡Aquí está el objeto misterioso número 53 - resuelto de revmaf!
Esta foto muestra una "parte" de un objeto misterioso de mi vida real.
¿El desafío? - Adivina cuál es el objeto y la función del objeto.
(This photo shows a "part" of a mystery object from my life. The challenge? Guess what the object is and the function of the object.)

10 Answers
Is it a trophy?
¿Es un trofeo?
¡Bien hecho revmaf!
Si, mi objeto misterioso es un trofeo. (And some extra vocab to "finish off")
champion = campeón (campeona)
race = carrera
world champion = campeón mundial
I'll race you! = ¡Te echo una carrera!

Badge on a motorbike - motocicleta divisa.
This could be a badge on Annies "Hells Angel" motorbike. She rides around terrorising people into finding strange objects to photograph.

I asked for boogeyman emblem Australia ... it game me Jeremias answer!
It looks like an emblem, or part of a badge. It looks like it is afixed to a shiney surface but the line, or the seam, below it rules out my initial thoughts. The lettering below makes it look like a book cover, but the emblem looks 3d .... so still cooking ... but throwing into the ring:
Badge of Dishonor 18th Series.
Es un tapón usado para contener "el coco" en la botella hasta que se le necesita para hacer cumplir a los niños con las reglas de casa. ("El coco" es lo mismo como "the bogeyman" en partes de México).
¡Pista numero 1!

Ok, this is it for sure! A badge (emblem) on a bicycle?
Looks like the colors are Cardinal and Gold, USC colors! So I shouldn't but I am goind to say:

Still for making moonshine. Aparato de destilación.
A uniform - un uniforme?
No idea whose, or what uniform.
The little creature on my mystery object - well there's a unexpected story there! (I thought it was just some random ghoulie on a trophy!)
It's actually a "logo" for several activites based at the Sydney Olympic Park so I've posted a link ...