Brionac, Dragon of the Ice Barrier – (Structure Freezing Chains) – (SDFC-EN043) – (Super Rare)

1 Tuner + 1+ non-Tuner monsters
You can discard any number of cards to the GY, then target the same number of cards your opponent controls; return those cards to the hand. You can only use this effect of “Brionac, Dragon of the Ice Barrier” once per turn.