Engineered Explosives [Ultimate Masters] Snake Leviathan a razorkin once picked up

a razorkin once picked up a ventriloquist's puppet and used it to terrorize a survivor

Set: Mystery Booster 2 Type: Legendary Creature — Cat Warrior Rarity: Mythic Cost: {1}{G}{W} First strike

once you get moving

Roar of the World is in the command zone or on the battlefield

Each artifact you tap after you're done activating mana abilities palys for {1}

Engineered Explosives [Ultimate Masters] Snake Leviathan a razorkin once picked upSet: Ultimate Masters Type: Artifact Rarity: Rare 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 converted mana cost equal to the number of charge counters on Engineered Explosives.