The 2018 Guilds of Ravnica foil mythic rare Mnemonic Betrayal card. This powerful B/U sorcery is a staple for Magic: The Gathering enthusiasts.
Mnemonic Betrayal
2018 • Magic: The Gathering • Guilds of Ravnica
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Market & Price History
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$90.23 | Guide Estimate | +3.7% | ||
- $90.23
- Source
- Guide Estimate
- Trend
- +3.7%
- Price Details
30-day Price History
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 15, 2026
Description
The Mnemonic Betrayal foil mythic rare card from the 2018 Guilds of Ravnica set stands as a formidable presence in the Magic: The Gathering trading card game. With a mana cost of {1}{U}{B} and a mana value of 3, this B/U sorcery delivers immediate, game-changing impact by exiling all opponents' graveyards. This aggressive disruption allows the caster to cast spells from among those exiled cards for the remainder of the turn, with the unique flexibility of spending mana of any type to cast them. As a mythic rare, this card holds significant weight in both competitive play and collecting circles. The foil finish adds a layer of visual prestige, making it a desirable addition for those who appreciate the tactile and visual diversity of Magic cards. Collectors often seek out the foil mythic rare version of Mnemonic Betrayal not just for its gameplay utility, but for its status as a high-rarity piece from a beloved block. The card number 189 places it squarely within the main set, ensuring it is a core component for those looking to complete their Guilds of Ravnica collection. Whether you are a seasoned player looking to bolster your deck with powerful disruption or a collector aiming to secure a high-value piece from the 2018 set, Mnemonic Betrayal represents a key investment in your collection. The card's ability to strip opponents of their resources while granting you access to their discarded spells makes it a versatile and potent tool in any B/U deck. Its enduring appeal lies in its straightforward yet devastating effect, which has made it a staple in various formats since its release. For those who value both the strategic depth of Magic: The Gathering and the aesthetic beauty of foil cards, the Guilds of Ravnica Mnemonic Betrayal is an essential acquisition.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
The core identity of the card within the set.
Featured Subject
The subject, team, league, and sport context tied to this card.
Featured
Mnemonic Betrayal
Game
Magic: The Gathering
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Mythic Rare
Clint Cearley
Card Stock
English
Foil
{1}{U}{B}
Sorcery
B, U
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
Exile all opponents' graveyards. You may cast spells from among those cards this turn, and mana of any type can be spent to cast them. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards. Exile Mnemonic Betrayal.






