Molten-Core Maestro {1}{R}
Creature — Goblin Bard
Menace Opus — Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature. If five or more mana was spent to cast that spell, add an amount of {R} equal to this creature's power.
2/2
Prints (8)
| Set | # | Rarity | Finishes | USD | Foil USD |
|---|---|---|---|---|---|
| Secrets of Strixhaven Promos (PSOS) | 125p | rare | nonfoil, foil | — | — |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | — | — |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | $1.73 | $1.62 |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | — | — |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | — | — |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | — | — |
| Secrets of Strixhaven (SOS) | 335 | rare | nonfoil, foil | $3.69 | $4.69 |
| Secrets of Strixhaven (SOS) | 125 | rare | nonfoil, foil | — | — |
Rulings
- 2026-03-20 An opus ability resolves before the spell that caused it to trigger. It resolves even if that spell is countered or otherwise leaves the stack.
- 2026-03-20 Molten-Core Maestro's last ability is not a mana ability. It uses the stack and can be responded to.