Unbound Flourishing [Modern Horizons] Human Ally Locus of Rage or another

Locus of Rage or another Elemental you control dies

So I says to young Angus

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's draw step

then shuffles

Set: Beta Edition Type: Land — Plains Swamp Rarity: Rare ({T}: Add {W} or {B}

Unbound Flourishing [Modern Horizons] Human Ally Locus of Rage or anotherSet: 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.