Gouki Machine Suprex (DOOD-EN006) - Doom of Dimensions 1st Edition

You can reveal this card and 1 "Gouki" monster in your hand; Special Summon both monsters, but for each one, as long as it remains face-up in your Monster Zone, you cannot Special Summon, except "Gouki" monsters. If this card is sent from the field to the GY: You can add 1 "Gouki" card from your Deck to your hand, except "Gouki Machine Suprex". You can only use each effect of "Gouki Machine Suprex" once per turn.