Elvish Harbinger [Duel Decks: Elves vs. Goblins] Green Set: Amonkhet Invocations Type: Instant

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U}{U} Counter target spell

it produces colorless mana instead of white mana

{T}: Search your library for a basic land card

yet no one could predict that this vicious crossbreed would unravel the secret of steel

Elvish Harbinger [Duel Decks: Elves vs. Goblins] Green Set: Amonkhet Invocations Type: InstantSet: Duel Decks: Elves vs. Goblins Type: Creature Elf Druid Rarity: Uncommon Cost: {2}{G} When Elvish Harbinger enters the battlefield, you may search your library for an Elf card, reveal it, then shuffle and put that card on top. {T}: Add one mana of any color.