Cheapest priced copy (Tales of Middle-earth Commander): $0.49 at Card Kingdom, near mint, their price list as of .
Mirkwood Trapper 
Creature — Elf Scout · 1/4 · Rare · Tales of Middle-earth Commander · #144
Whenever a player attacks you, target attacking creature gets -2/-0 until end of turn.
Whenever a player attacks, if they aren't attacking you, that player chooses an attacking creature. It gets +2/+0 until end of turn.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
3 printings · $0.49 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tales of Middle-earth Commander | 62 | Rare | $0.49 | — |
| Tales of Middle-earth Commander | 144 | Rare | $0.79 | — |
| Tales of Middle-earth Commander | 469 | Rare | $0.49 | $0.99 |
One ruling from Wizards of the Coast
- 16 June 2023If a player is attacking a planeswalker you control or a battle you're protecting but not attacking you, Mirkwood Trapper's last ability will still trigger.