Cheapest priced copy (Theros Beyond Death): $0.35 at Card Kingdom, near mint, their price list as of .
Incendiary Oracle 
Creature — Human Shaman · 2/2 · Common · Theros Beyond Death · #140
{1}{R}: This creature gets +1/+0 until end of turn.
If a creature dealt damage by this creature this turn would die, exile it instead.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Theros Beyond Death | 140 | Common | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 24 January 2020If a creature dealt damage by Incendiary Oracle would die after Incendiary Oracle has left the battlefield, that creature dies and isn't exiled instead.
- 24 January 2020If a creature dealt damage by Incendiary Oracle would die at the same time as Incendiary Oracle, that creature is exiled instead.