Hello,
I am unable to create a single sprite using all the children objects’ sprites.
I am able to access the sprites of all the children objects using following code:
SpriteRenderer[] sprites = ParentObject.GetComponentsInChildren<SpriteRenderer> ();
What i am able to access and create is only 1 sprite of all the sprites in the parent object.
Example of child object selected -

[link text][1] The camera is pointed at the ground, you can see it become darker as the draw distance increases as the player rises. [1]: https://i.imgur.com/Hp0Fee1.mp4
– AsAnAsterisk