Cheapest priced copy (Dominaria Remastered): $0.35 at Card Kingdom, near mint, their price list as of .
Dodecapod 
Artifact Creature — Golem · 3/3 · Special · Time Spiral Timeshifted · #108
If a spell or ability an opponent controls causes you to discard this card, put it onto the battlefield with two +1/+1 counters on it instead of putting it into your graveyard.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $0.35 to $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Apocalypse | 134 | Uncommon | $0.59 | $2.99 |
| Dominaria Remastered | 220 | Uncommon | $0.35 | $0.49 |
| Time Spiral Timeshifted | 108 | Special | $0.35 | $1.49 |
3 rulings from Wizards of the Coast
- 8 December 2022If you discard Dodecapod and put it onto the battlefield, you've still discarded it. Abilities that trigger whenever you discard a card will trigger.
- 8 December 2022If the spell or ability that caused you to discard Dodecapod refers to "the discarded card" or similar, it refers to the Dodecapod on the battlefield.
- 8 December 2022If a spell or ability an opponent controls causes you to choose a card to discard and you discard Dodecapod, you'll put it onto the battlefield.