The List

Elvish Harbinger

When Elvish Harbinger enters, 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.

"The Mirror of Galadriel shows things that were, and things that are, and things that yet may be."

Tales of Middle-earth Commander

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.

Duel Decks Anthology: Elves vs. Goblins

When Elvish Harbinger enters the battlefield, you may search your library for an Elf card, reveal it, then shuffle your library and put that card on top of it.
{T}: Add one mana of any color to your mana pool.

Duel Decks: Elves vs. Goblins

When Elvish Harbinger comes into play, you may search your library for an Elf card, reveal it, then shuffle your library and put that card on top of it.
{T}: Add one mana of any color to your mana pool.