Cheapest priced copy (Dominaria United Commander): $1.29 at Card Kingdom, near mint, their price list as of .
Baru, Wurmspeaker 
Legendary Creature — Human Druid · 3/3 · Rare · Dominaria United Commander · #26
Wurms you control get +2/+2 and have trample.
{7}{G}, {T}: Create a 4/4 green Wurm creature token. This ability costs {X} less to activate, where X is the greatest power among Wurms you control.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $1.29 to $2.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria United Commander | 26 | Rare | $1.29 | $2.49 |
| Dominaria United Commander | 76 | Rare | $1.29 | $2.49 |
One ruling from Wizards of the Coast
- 9 September 2022The cost reduction of Baru’s last ability can’t reduce the cost to activate it to less than {G}, even if you control a Wurm with power greater than 7.