Ruins of the Divine Dragon Lords (SDRR-EN029) [Structure Deck: Rokket Revolt]

If a monster(s) is Special Summoned, except from the GY, while you control a Level 7 or 8 Dragon monster: That face-up Special Summoned monster(s) has its effects negated until the end of this turn (even if this card leaves the field). Once per turn: You can send 1 other face-up card you control to the GY; Special Summon 1 "Dragon Lord Token" (Dragon/LIGHT/Level 1/ATK 0/DEF 0). If this card is in your GY: You can send 1 Level 7 or 8 Dragon-Type monster from your hand or face-up from your field to the GY; add this card to your hand.