Gwent has a number of special cards that have unique abilities.
Berserker cards
Transforms into a bear when a Mardroeme card is on its row.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
| Berserker | Unit | 
| 4 | Part of the base deck | 
|
|
| Young Berserker | Unit | 
| 2 | 1 is part of the base deck 1 won from the Tourney Grounds' blacksmith 1 won from Pierre at Tailor's Workshop |
|
Commander's horn cards
These cards double the strength of the selected row (except if another commander's horn is already being used on the row). Some only work on certain types of cards.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
| Commander's Horn | Special | 1 purchased from the Inn at the Crossroads's Innkeep 1 purchased from Lindenvale's innkeep 1 purchased from Marquise Serenity at the Passiflora 1 purchased from Stjepan at The Alchemy Hearts of Stone expansion: 1 can be purchased from the trader at the circus camp near Carsten | Neutral | ||
|
| Dandelion | Unit |
| 2 | Won during A Matter of Life and Death | Neutral |
| Draig Bon-Dhu | Unit | 
| 2 | Won from The Pheasantry's innkeep |
|
| Eredin Bréacc Glas: The Treacherous | Leader | Purchased from Dulla kh'Amanni in Upper Mill | 
| ||
|
| Eredin: Commander of the Red Riders | Leader | Purchased from Jonas at The New Port |
| ||
| Foltest: The Siegemaster | Leader | Won from the Nilfgaardian nobleman in Vizima | 
| ||
| Francesca Findabair: The Beautiful | Leader | Won during Gwent: Big City Players | 
|
Decoy cards
These cards swap with a regular card on your side of the battlefield to return it to your hand, discarding the decoy card immediately after use. They are highly useful when combined with medic and spy cards.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
| Decoy | Special | 1 purchased from Elsa or Bram in White Orchard 1 purchased from Crow's Perch's Quartermaster 1 purchased from the Seven Cats Inn's Innkeep | Neutral |
Mardroeme cards
These cards trigger the transformation of all Berserker cards on the same row.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
 | Ermion | Hero |
| 8 | Won from Francollarts' innkeep |
|
 | Mardroeme | Special | 1 is part of the base deck 1 won from The Belles of Beauclair's madame 1 won from the Herb Store's herbalist |
|
Scorch cards
These cards will kill the strongest card(s) on the battlefield, with some affecting all players and some with special conditions.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
|
| Clan Dimun Pirate | Unit |
| 6 | Won from Dupont & Sons' merchant |
|
|
| Foltest: Son of Medell | Leader | Purchased from the merchant at the circus camp near Carsten |
| ||
|
| Foltest: The Steel-Forged | Leader | Won during High Stakes |
| ||
|
| Francesca Findabair: Queen of Dol Blathanna | Leader | Won from Finneas during High Stakes |
| ||
| Schirrú | Unit |
| 8 | Won from the merchant at the circus northwest of Carsten |
|
| Scorch | Special | 1 purchaesd from the Cunny of the Goose's Innkeep 1 purchased from Jonas at the New Port Inn 1 purchased from Urialla Harbor's Innkeep | Neutral | ||
| Toad | Unit |
| 7 | Won from Olgierd von Everec |
|
| Villentretenmerth | Unit |
| 7 | Random reward from gwent players | Neutral |
Summon avenger cards
When these cards are removed from the battlefield, they will summon a powerful card in its place at the start of the next round.
| Icon | Name | Type | Row | Str. | Source | Deck |
|---|---|---|---|---|---|---|
|
| Cow | Unit |
| 0 | Found inside a barn in Brunwich | Neutral |
|
| Kambi | Unit |
| 0 | Won from Beauclair's armorer |
|
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