Chromatic Orrery (Extended) [Core Set 2021] Vedalken Wizard put it on top of

put it on top of its owner's library instead of into that player's graveyard

That player discards that card

Set: Eternal Masters Type: Artifact Rarity: Uncommon Cost: {3} Sacrifice a creature: Add {C}{C}

Set: Grand Prix Promos Type: Creature — Kor Artificer Rarity: Rare Cost: {1}{W} When Stoneforge Mystic enters the battlefield

"I'd call that a successful first test

Chromatic Orrery (Extended) [Core Set 2021] Vedalken Wizard put it on top ofSet: Core Set 2021 Type: Legendary Artifact Rarity: Mythic Cost: {7} You may spend mana as though it were mana of any color. {T}: Add {C}{C}{C}{C}{C}. {5}, {T}: Draw a card for each color among permanents you control.