Cheapest priced copy (Throne of Eldraine): $0.35 at Card Kingdom, near mint, their price list as of .
Skullknocker Ogre 
Creature — Ogre · 4/3 · Uncommon · Throne of Eldraine · #142
Whenever this creature deals damage to an opponent, that player discards a card at random. If the player does, they draw a card.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Throne of Eldraine | 142 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 4 October 2019If that player has one card in hand, it's discarded at random (even though that's not very random). The player draws a card.