Horn of the Unicorn [1st Edition] #MRL-054

Horn of the Unicorn [1st Edition] #MRL-054 collector guide

About Horn of the Unicorn

Horn of the Unicorn is an Equip Spell Card, printed as MRL-054 in Magic Ruler (2002) as a Rare. Magic Ruler was the third English booster set and brought Pegasus's Toon cards into the game. Magic Cards were later renamed Spell Cards and the set was reprinted as Spell Ruler, so Magic Ruler copies are the original printing. Ungraded, this printing ranks 177th of the 321 Magic Ruler cards we track. The top card is Blue-Eyes Toon Dragon at €223.11.

Character and collecting appeal

Its text is about changing ATK and DEF.

Version and identification

This guide covers the 1st Edition printing. The words "1st Edition" are printed below the artwork on the left; copies without them are the Unlimited printing and usually sell for less. Check the code printed below the artwork on the right: it should read MRL-054. The code MRL-054, without a language letter, marks the original North American printing. European English copies have an E in the code, such as MRL-E054, and are priced separately. It is the Rare version. Rares have a silver-foil name and plain artwork. Magic Ruler has 3 other printings of Horn of the Unicorn: MRL-054 (€1.41), MRL-E054 (€2.85) and MRL-E054 1st Edition (€3.13). Each has its own price, so match the code, edition and rarity exactly.

Price history

Today an ungraded copy of this printing sells for about €1.34, a PSA 9 for €20.09 and a PSA 10 for €53.04. Our monthly prices for it go back to October 2021. Over the last 12 months ungraded copies are down 57%, and flat in the last month. Its highest monthly ungraded value was €4.59 in February 2025, 71% above today. PSA 10 copies have moved up 19% over the same 12 months. Of the 4 printings of Horn of the Unicorn we track, this one ranks 4th by ungraded value. The most valuable is Magic Ruler MRL-E054 1st Edition at €3.13. Unusually, Unlimited copies currently sell for as much as or more than 1st Edition ones (€1.41 against €1.34).

Grading and population

A PSA 10 sells for 39.6× the ungraded price and 2.6× a PSA 9. That gap is small, so grading fees may outweigh the gain unless the card is for your own collection. Early English Yu-Gi-Oh! cards often have off-centre cuts and wear on the dark brown back borders, which is why high grades are hard to reach.

Investment potential

In its favour: a price well below its February 2025 peak, which some collectors see as room to recover; it comes from the 1st Edition run of an early English set, which will never be printed again; an active market (36 recent completed sales), so it is easy to sell. Against it: falling prices, down 57% in a year. Treat this as background, not a prediction or financial advice.

Before you buy

Expect to pay around €1.34 for a clean ungraded copy; played copies sell for less, and a PSA 9 costs about €20.09. Ask the seller to show the code MRL-054, the "1st Edition" text and the Rare finish clearly in the photos, as listing titles often mix up printings. Cards from 2002 often show white wear on the back edges and corners, so ask for photos of the back before you buy.

Card details and image from YGOPRODeck. Yu-Gi-Oh! is a trademark of Konami; Search Cards is not affiliated with Konami.