Cheapest priced copy (Fate Reforged): $0.35 at Card Kingdom, near mint, their price list as of .
Ambush Krotiq 
Creature — Insect · 5/5 · Common · Fate Reforged · #122
Trample
When this creature enters, return another creature you control to its owner's hand.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fate Reforged | 122 | Common | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 24 November 2014The triggered ability doesn’t target any permanent. You choose which one to return as the ability resolves. No player can respond to this choice once the ability starts resolving.
- 24 November 2014If you control no other creatures as Ambush Krotiq’s triggered ability resolves, nothing happens. Ambush Krotiq remains on the battlefield.