Cheapest priced copy (The Lord of the Rings: Tales of Middle-earth): $0.35 at Card Kingdom, near mint, their price list as of .
Friendly Rivalry 
Instant · Uncommon · The Lord of the Rings: Tales of Middle-earth · #204
Target creature you control and up to one other target legendary creature you control each deal damage equal to their power to target creature you don't control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The Lord of the Rings: Tales of Middle-earth | 204 | Uncommon | $0.35 | $0.49 |
| The Lord of the Rings: Tales of Middle-earth | 655 | Uncommon | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 16 June 2023If one of the two target creatures you control is an illegal target as Friendly Rivalry resolves, the other will still deal damage equal to its power.
- 16 June 2023If the last target is an illegal target as Friendly Rivalry resolves, or if both of the first targets are illegal targets, no creature deals or is dealt damage.