Trinisphere [Double Masters]Set: Double Masters Type: Artifact Rarity: Mythic Cost: {3} As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)

Set: Legendary Collection Type: Grass Rarity: Rare Retreat cost: Colorless

and sorcery spells your opponents cast cost {1} more to cast

Set: Ice Age Type: Artifact Rarity: Rare Cost: {4} {2}

it's like a school where you learn to be a real cat

As Stomping Ground enters the battlefield

Set: Theros Beyond Death Prerelease Promos Type: Legendary Artifact Rarity: Rare Cost: {4} Nyx Lotus enters the battlefield tapped

Set: Throne of Eldraine Promos Type: Legendary Planeswalker — Oko Rarity: Mythic Cost: {1}{G}{U} +2: Create a Food token

Set: Alpha Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {W} Enchant creature

Set: POP Series 5 Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

Set: Legends Type: Enchantment — Aura Rarity: Rare Cost: {W}{W}{W} Enchant creature

you're confident you can solve it

and quotes