Solemn Warning

Synchron Extreme Structure Deck SDSE-EN039 • common

Set: Synchron Extreme Structure Deck
Printing code: SDSE-EN039
Rarity: Common
Card type: Trap

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$2.56est. via TCGplayer

38,297cards in the catalog

11other printings of this card

Market

What it's worth

$2.56market price via TCGplayer · Nov 7, 2026

Estimate for a typical copy of Solemn Warning; condition, printing, and grading move the real number.

Lore

Why it matters

This trap card offers players a strategic way to negate the summon of a monster or the activation of an effect, making it a powerful tool for controlling the pace of a match. As a common card from the Synchron Extreme Structure Deck, it serves as an accessible and highly practical addition to any collection focused on competitive play.

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Provenance

Where it came from

Solemn Warning was first introduced to the Yu-Gi-Oh! Trading Card Game in 2010 as a Secret Rare in the Duelist Revolution booster set. It quickly established itself as a staple of competitive play due to its powerful ability to negate both creature summons and effect-based summons for a relatively modest life point cost. Its design reflects the 'Solemn' counter-trap archetype, characterized by high-impact, rule-bending negations that define the pace of professional duels.

The version from the Synchron Extreme Structure Deck, released in 2015, serves as a common-rarity reprint designed to increase accessibility for newer players. While the original printings were highly sought after by tournament players, this specific edition was included in the structure deck to provide a reliable defensive tool for the deck's strategy, which focused on Synchro Summoning. The artwork, depicting a stoic divine figure, remains consistent with the series' aesthetic of ancient, high-stakes judicial intervention.

Written by Pi, the helpful collecto.rs AI

Other printings

Others named Solemn Warning

Same name, different printings and different cards — these sources have no shared id tying a reprint to its original.

Collectors

Who's collecting this

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About

About Solemn Warning

Solemn Warning is a card in the Yu-Gi-Oh! catalog on collecto.rs. Synchron Extreme Structure Deck SDSE-EN039 • common. Catalog data is sourced from YGOProDeck. No collectors on collecto.rs publicly track this card yet — adding yours would make you the first.

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Where does the Solemn Warning catalog entry come from?

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