EMERGENCY! – Duelist Nexus (Common)

(This card is always treated as a “Rescue-ACE” card.)
Special Summon 1 “Rescue-ACE” monster from your Deck in Defense Position, then Tribute 1 “Rescue-ACE” monster from your hand or field. During your Main Phase: You can banish this card from your GY, then target 1 “Rescue-ACE” Trap in your GY; Set it. You can only use each effect of “EMERGENCY!” once per turn.