Forgive me for the long comment, but:
(Barbarian vs Moon Elf) https://www.amazon.co.uk/Dice-Throne-Rerolled-Starter-Box/dp/1988884640/ref=sr_1_11?crid=3LSG8HBLA3M0Z&keywords=dice+throne&qid=1672940767&sprefix=%2Caps%2C229&sr=8-11
(Couldn't find Shadow Thief vs Pyromancer unfortunately)
(Treant vs Ninja) https://www.amazon.com/Dice-Throne-S1R-Treant-Ninja/dp/1988884896
(Gunslinger vs Samurai) https://www.amazon.co.uk/Dice-Throne-Season-Two-Box/dp/1988884195/ref=sr_1_9?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940859&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-9
(Tactician vs Huntress) https://www.amazon.co.uk/Dice-Throne-Season-Battle-Tactician/dp/1988884209/ref=sr_1_3?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940927&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-3
(Cursed Pirate vs Artificer) https://www.amazon.co.uk/Dice-Throne-Season-Two-Box/dp/1988884217/ref=sr_1_2?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940927&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-2
(Seraph vs Vampire Lord) https://www.amazon.co.uk/Dice-Throne-Season-Two-Box/dp/1988884225/ref=sr_1_1?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940927&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-1
(Scarlet Witch vs Thor vs Loki vs Spiderman) https://www.amazon.co.uk/USAopoly-Marvel-Dice-Throne-DT011-754-002200-04/dp/B09MC7TNRW/ref=sr_1_7?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940927&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-7
(Black Widow vs Dr. Strange) https://www.amazon.co.uk/USA-OPOLY-Marvel-Dice-Throne-USODT011753/dp/B09MC75VW3/ref=sr_1_8?crid=YR1L1G3K4J7E&keywords=dice+throne+pyromance&qid=1672940927&sprefix=dice+throne+pyromance%2Caps%2C103&sr=8-8
(Couldn't find Captain Marvel vs Black Panther)
Other than the two missing ones, plus Adventures and Santa vs Krampus, that's everything.
I saw the following games have coupons (there are probably more):
Some have good discounts, some not so much...