Cheapest priced copy (Outlaws of Thunder Junction): $0.35 at Card Kingdom, near mint, their price list as of .
Rodeo Pyromancers 
Creature — Human Mercenary · 3/4 · Common · Outlaws of Thunder Junction · #143
Whenever you cast your first spell each turn, add {R}{R}.
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Outlaws of Thunder Junction | 143 | Common | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 12 April 2024Rodeo Pyromancers’s ability isn’t a mana ability. It uses the stack and can be responded to.
- 12 April 2024That ability triggers only while Rodeo Pyromancers is on the battlefield. Notably, it won’t trigger on a turn you cast Rodeo Pyromancers, no matter which spell it was.