Yu-Gi-Oh! · Speed Duel: Tournament Pack 6

Mysterious Guard

French name: Garde Mystérieux

STP6-EN018Common

Mysterious Guard (Speed Duel: Tournament Pack 6 STP6-EN018) has a market price of US$0.36 as of Nov 9, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

UnlimitedUS$0.36Low US$0.24

As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Flip Effect Monster
Level: 3
Attribute: EARTH
Monster type: Spellcaster
ATK: 800
DEF: 1,200

Card text

FLIP: Target 1 face-up monster on the field, and if you control a Warrior monster, you can target 1 additional face-up monster on the field; place the first target on top of the Deck, then return the additional target (if any) to the hand if you still control a Warrior monster. Official Tournament Stores must review their Konami OTS agreement before selling this product.

About this card

Mysterious Guard is card STP6-EN018 in Speed Duel: Tournament Pack 6, a Yu-Gi-Oh! set released Sep 6, 2023. Rarity: Common. Finishes: Unlimited. Reference market price on Nov 9, 2026: US$0.36. Over the last 30 days, the Unlimited price went up 5.9%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.