Unbound Flourishing [Modern Horizons] Urza's Legacy it has split second

it has split second

Set: Ixalan Type: Instant Rarity: Uncommon Cost: {W} Target creature gains indestructible until end of turn

Set: Sun & Moon: Guardians Rising Type: Dragon Rarity: Secret Rare Retreat cost: Colorless

{2}{W}{W}: Create a 2/1 white Cleric enchantment creature token

"Some aspire to climb the mountain of Honor

Unbound Flourishing [Modern Horizons] Urza's Legacy it has split secondSet: Modern Horizons Type: Enchantment Rarity: Mythic Cost: {2}{G} Whenever you cast a permanent spell with a mana cost that contains {X}, double the value of X. Whenever you cast an instant or sorcery spell or activate an ability, if that spell's mana cost or that ability's activation cost contains {X}, copy that spell or ability. You may choose new targets for the copy.