Top-Secret Tunnel, card number 207 from Magic: The Gathering's 2017 Unstable expansion. A unique artifact offering specialized gameplay mechanics.
2017 • Magic: The Gathering • Unstable
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Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Nov 2, 2026
Top-Secret Tunnel stands as a distinctive entry in Magic: The Gathering's 2017 Unstable expansion, designated as card number 207 within the UST set code. Designed by artist Ralph Horsley, this piece captures the whimsical yet strategic spirit that defines the Unstable era, offering collectors a tangible connection to one of the game's most innovative creative periods. As an Artifact — Contraption, Top-Secret Tunnel introduces a specialized interaction that appeals to fans of unconventional gameplay. The card allows players to leverage its unique function to prevent a target creature from being blocked during a specific phase, adding a layer of tactical depth that differs from standard spell effects. This mechanical nuance makes it a favorite among those who appreciate the creative freedom and experimental rules found in the Unstable series. Collectors value cards from this era for their bold design choices and willingness to push the boundaries of traditional mechanics. Top-Secret Tunnel represents that spirit perfectly, serving as a key component for enthusiasts building themed collections or seeking out specific contraption-related synergies. Its presence in the Unstable set highlights the game's commitment to diverse and engaging gameplay experiences. Whether you are a long-time veteran of Magic: The Gathering or a newer collector exploring the breadth of its expansions, Top-Secret Tunnel offers a compelling addition to your library. It serves as a reminder of the creative risks and rewards that define the hobby. Adding this card to your collection allows you to own a piece of gaming history that celebrates innovation and strategic variety. For those dedicated to completing the Unstable set, Top-Secret Tunnel is an essential pursuit. Its unique status as a Contraption artifact ensures it holds a special place in the hearts of collectors who value both aesthetic appeal and mechanical uniqueness.
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Top-Secret Tunnel
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Common
Ralph Horsley
Card Stock
English
Artifact — Contraption
Abilities, attacks, oracle text, and flavor text printed on the card.
Whenever you crank this Contraption, target creature can't be blocked this turn.
FAQ
Top-Secret Tunnel is classified as an Artifact — Contraption within the Magic: The Gathering framework. This type allows for unique interactions that differ from standard creature or instant cards.
This card is part of the Unstable expansion, released in 2017. It carries the set code UST and is identified as card number 207 in the official catalog.
The artwork for Top-Secret Tunnel was created by artist Ralph Horsley, whose style contributed to the distinctive visual identity of the Unstable series.
Explore cards with this name across sets and editions. Check each card’s details before choosing a version.