Tibalt's Trickery (Promo Pack) [Kaldheim Promos] Efreet Wizard Whenever a player casts a

Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void

"We had years to prepare

The first artifact spell you cast each turn costs {1} less to cast

Battle Cannon — When Chaos Defiler enters the battlefield or dies

For each of those cards

Tibalt's Trickery (Promo Pack) [Kaldheim Promos] Efreet Wizard Whenever a player casts aSet: Kaldheim Promos Type: Instant Rarity: Rare Cost: {1}{R} Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.