Opalescence [Urza's Destiny] Darkness [-20] thereby ensuring their rapid growth

thereby ensuring their rapid growth

Destroy a number of Spell/Trap Cards on the field equal to the number of monsters removed from play for this effect

destroy all Spell and Trap Cards your opponent controls

Set: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Secret Rare Attack: 2600 Defense: 1500 You can send 1 face-up "Umi" you control to the GY

"The trick is

Opalescence [Urza's Destiny] Darkness [-20] thereby ensuring their rapid growthSet: Urza's Destiny Type: Enchantment Rarity: Rare Cost: {2}{W}{W} Each other non Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its mana value.