T.G. Recipro Dragonfly - EXVC-EN039 Rare Unlimited

1 Tuner + 1 non-Tuner monster Once per turn: You can target 1 other "T.G." Synchro Monster you control; send it to the Graveyard, then, if all the Synchro Monsters that were used for its Synchro Summon are in your Graveyard, you can Special Summon all of them.