Chaos Warp (Japanese Foil Etched) [Strixhaven: Mystical Archive] Colorless[x2] Blue spells you cast cost

Blue spells you cast cost {1} less to cast

Set: Sun & Moon: Forbidden Light Type: Psychic Rarity: Promo Retreat cost: Colorless

then you can apply this effect

Set: Skyridge Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: X Record Pre-Release Promos Card type: Digimon Rarity: Rare Digi type: Cyborg/X Antibody Play Cost: 8 Form: Ultimate Attribute: Vaccine Digivolve Cost: 4 Digivolve Cost Level: 4 Digivolve: 1 from [RizeGreymon][When Digivolving] You may play 1 yellow or red Tamer card from your hand without paying its memory cost

Chaos Warp (Japanese Foil Etched) [Strixhaven: Mystical Archive] Colorless[x2] Blue spells you cast costSet: Strixhaven: School of Mages Mystical Archive Type: Instant Rarity: Mythic Cost: {2}{R} The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.