Cheapest priced copy (Tarkir: Dragonstorm): $0.35 at Card Kingdom, near mint, their price list as of .
Iridescent Tiger 
Creature — Cat · 3/4 · Uncommon · Tarkir: Dragonstorm · #109
When this creature enters, if you cast it, add {W}{U}{B}{R}{G}.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tarkir: Dragonstorm | 109 | Uncommon | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 4 April 2025Iridescent Tiger’s ability isn’t a mana ability. It uses the stack and can be responded to.
- 4 April 2025Iridescent Tiger’s ability triggers if you cast it from any zone. It doesn’t trigger if you put Iridescent Tiger onto the battlefield without casting it.