Strionic Resonator (Retro) [The Brothers' War Commander] CRU147 search your library for up

search your library for up to two creature cards

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Set: Sun & Moon: Lost Thunder Type: Metal Rarity: Uncommon Retreat cost: Colorless

final research note

Set: Modern Horizons Type: Creature — Beast Rarity: Common Cost: {4}{G}{G} Trample

Strionic Resonator (Retro) [The Brothers' War Commander] CRU147 search your library for upSet: The Brothers' War Commander Type: Artifact Rarity: Rare Cost: {2} {2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.") Nobody knew what the relic did, only that it was growing louder.