Riveteers Ascendancy (Showcase Golden Age Gilded Foil) [Streets of New Capenna] DP03 Discard a card with mana

Discard a card with mana value X: Counter target spell with mana value X

Set: XY: Generations Type: Lightning Rarity: Ultra Rare Retreat cost: 0

Set: XY: Primal Clash Type: Supporter Rarity: Ultra Rare Retreat cost: 0

If solving one case isn't enough for your players

Set: Platinum: Arceus Type: Psychic Rarity: Holo Rare Retreat cost: 0

Riveteers Ascendancy (Showcase Golden Age Gilded Foil) [Streets of New Capenna] DP03 Discard a card with manaSet: Streets of New Capenna Type: Enchantment Rarity: Rare Cost: {B}{R}{G} Whenever you sacrifice a creature, you may return target creature card with lesser mana value from your graveyard to the battlefield tapped. Do this only once each turn.