object[] a = new object[2];
a[1] = Playerheadtkool;
if (Playerheadtkool!=null)
{
photonView.RPC("頭deleton", PhotonTargets.AllBuffered, a);
}

[PunRPC]
void 頭deleton(object[] objecton01)
{
if (photonView.isMine)
{
GameObject a= (GameObject)objecton01[1];
Destroy(a);
}
}

これで行けるはずなんでふけどねぇ(^^