AllSpawnForCurrent 

Namespace: SynicSugar.P2P
Class: SynicObject

public static List AllSpawnForCurrent(GameObject original)
public static List AllSpawnForCurrent(GameObject original, Transform parent)
public static List AllSpawnForCurrent(GameObject original, Transform parent, bool instantiateInWorldSpace)
public static List AllSpawnForCurrent(GameObject original, Vector3 position, Quaternion rotation)
public static List AllSpawnForCurrent(GameObject original, Vector3 position, Quaternion rotation, Transform parent)

Description 

Generate GameObjects, then set UserIDs of all members in current session to each NetworkPlayer.
If original prefab has many components, this is heavy.

using SynicSugar.P2P;
using UnityEngine;

public class p2pSample {
    [SerializeField] GameObject playerPrefab;
    void ObjectSample(){
        SynicObject.AllSpawnForCurrent(playerPrefab);
    }
}