Cyber Dragon Core (SDCR-EN001)

When this card is Normal Summoned: Add 1 "Cyber" Spell/Trap from your Deck to your hand. If only your opponent controls a monster: You can banish this card from your GY; Special Summon 1 "Cyber Dragon" monster from your Deck. You can only use 1 "Cyber Dragon Core" effect per turn, and only once that turn. This card's name becomes "Cyber Dragon" while on the field or in the GY.

Machine / Effect, Cyber Dragon Revolution Structure Deck