AutoSpriteSorting.cs

using UnityEngine;
using System.Collections;

[Script(ScriptRole.View)]
public class AutoSpriteSorting : MonoBehaviour
{
    const int SPRITE_LAYER_MULT = 10;
    
    // Because bots always have a peerIndex of 0, assign a fake, unique index and increase the static value so bots don't overlap one-another
    static int _botFauxIndex = 100;

    void OnSpawn ()
    {
        if (Sync.IsLocal(gameObject))
        {
            foreach (SpriteRenderer sr in GetComponentsInChildren<SpriteRenderer>())
                sr.sortingLayerName = "LocalAvatar";
            
            foreach (ParticleSystem ps in GetComponentsInChildren<ParticleSystem>())
                ps.renderer.sortingLayerName = "LocalAvatar";
        }
        else
        {
            int peerIndex = Sync.GetOwner(this);
            
            if (peerIndex == 0)
            {
                peerIndex = _botFauxIndex;
                _botFauxIndex ++;
            }
            
            foreach (SpriteRenderer sr in GetComponentsInChildren<SpriteRenderer>())
                sr.sortingOrder += peerIndex * SPRITE_LAYER_MULT;
            
            foreach (ParticleSystem ps in GetComponentsInChildren<ParticleSystem>())
                ps.renderer.sortingOrder += peerIndex * SPRITE_LAYER_MULT;
        }
        
    }
}