Cheapest priced copy (Foundations): $5.49 at Card Kingdom, near mint, their price list as of .
Archmage of Runes 
Creature — Giant Wizard · 3/6 · Rare · Foundations · #304
Instant and sorcery spells you cast cost {1} less to cast.
Whenever you cast an instant or sorcery spell, draw a card.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
5 printings · $4.99 to $32.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Foundations | 30 | Rare | $5.49 | $4.99 |
| Foundations | 304 | Rare | $6.99 | $11.99 |
| Foundations | 372 | Rare | — | $32.99 |
| Foundations | 450 | Rare | $6.99 | $7.99 |
| Foundations Promos | 30s | Rare | — | $7.49 |
3 rulings from Wizards of the Coast
- 8 November 2024Archmage of Runes's first ability can't reduce the amount of colored mana you pay for a spell. It reduces only the generic mana component of that spell.
- 8 November 2024Archmage of Runes's last ability resolves before the spell that caused it to trigger. It resolves even if that spell is countered or otherwise leaves the stack without resolving.
- 8 November 2024Archmage of Runes's first ability doesn't change the mana cost or mana value of any spell. It changes only the total cost you pay to cast instant and sorcery spells.