Cheapest priced copy (Foundations): $0.35 at Card Kingdom, near mint, their price list as of .
Beast-Kin Ranger 
Creature — Elf Ranger · 3/3 · Common · Foundations · #100
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Whenever another creature you control enters, this creature gets +1/+0 until end of turn.
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Foundations | 100 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 8 November 2024If Beast-Kin Ranger enters at the same time as one or more other creatures you control, its last ability will trigger for each of those other creatures.