Cheapest priced copy (March of the Machine Commander): $1.99 at Card Kingdom, near mint, their price list as of .
Liliana's Talent 
Enchantment — Aura · Rare · March of the Machine Commander · #76
Enchant planeswalker
Enchanted planeswalker has "[−8]: Put all creature cards from all graveyards onto the battlefield under your control."
Whenever a creature deals damage to enchanted planeswalker, destroy that creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $1.49 to $2.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine Commander | 76 | Rare | $1.99 | $1.49 |
| March of the Machine Commander | 84 | Rare | $2.49 | $1.49 |
2 rulings from Wizards of the Coast
- 14 April 2023The last ability of Liliana's Talent will trigger whenever a creature deals any damage to the enchanted planeswalker, not just combat damage.
- 14 April 2023You can activate one loyalty ability of each planeswalker you control during each of your turns, whether that ability is one it always has or the one it gains because of Liliana's Talent.