Cybernetic Horizon

(This card is always treated as a "Cyberdark" card.)
Send 2 Dragon and/or Machine "Cyber" monsters with different Attributes to the GY, 1 each from your hand and Deck; add 1 Dragon or Machine "Cyber" monster from your Deck to your hand, and if you do, send 1 Machine "Cyber" Fusion Monster from your Extra Deck to the GY. You can only activate 1 "Cybernetic Horizon" per turn. You cannot Special Summon monsters from the Extra Deck the turn you activate this card, except Machine monsters.