Harmonize (Elves vs. Goblins) [Duel Decks Anthology] XY19 you can declare 1 Attribute

you can declare 1 Attribute and select 1 face-up "Symphonic Warrior" monster on the field

Set: Innistrad Type: Sorcery Rarity: Rare Cost: {8}{R} This spell costs {1} less to cast for each creature on the battlefield

Set: EX: Emerald Type: Special Energy Rarity: Rare

Set: Duels of the Planeswalkers Type: Creature — Elf Warrior Rarity: Rare Cost: {1}{G} Cast this spell only if you've cast another green spell this turn

Harmonize (Elves vs. Goblins) [Duel Decks Anthology] XY19 you can declare 1 AttributeSet: Duel Decks Anthology Type: Sorcery Rarity: Uncommon Cost: {2}{G}{G} Draw three cards. "Life's greatest lessons don't come from focus or concentration. They come from breathing and simply noticing." Seton, centaur druid