Ars Magna Artmage

2+ monsters, including an "Ars Magna" or "Artmage" monster Your opponent cannot target your linked monsters with card effects. During your Main Phase: You can add to your hand, or Special Summon, 1 "Ars Magna", "Artmage", "DoomZ", or "Elfnote" monster from your Deck, then if you have 3 or more different Monster Types on your field, you can Special Summon 1 monster from your GY or banishment. You can only use this effect of "Ars Magna Artmage" once per turn.