The Invasion of Tarkir // Defiant Thundermaw, a 2023 Magic: The Gathering foil Mythic Rare Battle — Siege from the March of the Machine set.
Invasion of Tarkir // Defiant Thundermaw
2023 • Magic: The Gathering • March of the Machine
No Listings Available
No listings available right now.
Other Versions of This Card
Compare every printing of this card, including versions no one is selling here right now.- FoilNot Listed HereMarket Value $3.03Currently Viewing
- BaseNot Listed HereMarket Value $2.51
Market & Price History
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$3.03 | Guide Estimate | +19.8% | ||
- $3.03
- Source
- Guide Estimate
- Trend
- +19.8%
- Price Details
30-day Price History
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 15, 2026
Description
The Invasion of Tarkir // Defiant Thundermaw (card number 149) is a distinctive foil Mythic Rare Battle — Siege card from the 2023 Magic: The Gathering March of the Machine set. Designed by Darren Tan, this card offers a unique gameplay experience through its transform layout, allowing players to evolve their board state during a match. As a Siege, the card enters the battlefield with a specific defensive mechanic. Players choose an opponent to protect the card from immediate destruction, inviting attacks from both sides. This dynamic creates intense interactions as the Siege takes damage. Once the Siege is defeated, it is exiled and cast transformed into Defiant Thundermaw, shifting from a defensive structure into an aggressive threat. The transformed Defiant Thundermaw card provides immediate value by revealing any number of Dragon cards from the player's hand. For each Dragon revealed, the Siege deals damage to any target, with the amount equal to the number of cards revealed plus two. This mechanic rewards deck builders who utilize Dragon synergies, making the card a strategic asset in various Magic: The Gathering formats. The foil treatment adds visual appeal, making it a standout piece in any Magic: The Gathering collection.
Have one of these to sell?
We'll pre-fill the product details from this catalog entry, so your listing lands on this exact page. Just add photos of your copy, pick its condition, and set your price.
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.
Game
Magic: The Gathering
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Mythic Rare
Darren Tan
Card Stock
English
Foil
{1}{R}
Battle — Siege
R
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When this Siege enters, reveal any number of Dragon cards from your hand. When you do, this Siege deals X plus 2 damage to any other target, where X is the number of cards revealed this way. (X can be 0.)
