Engineered Explosives (Topper) [Ultimate Masters Box Topper] Neo Revelation Unlimited At the beginning of that

At the beginning of that combat

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Set: War of the Spark Promos Type: Legendary Planeswalker — Ugin Rarity: Rare Cost: {6} Colorless spells you cast cost {2} less to cast

Set: Pokémon GO Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

You have hexproof

Engineered Explosives (Topper) [Ultimate Masters Box Topper] Neo Revelation Unlimited At the beginning of thatSet: Ultimate Masters Box Topper Type: Artifact Rarity: Mythic Cost: {X} Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.