Mysterious Egg

Condition: Near Mint
Color: Colorless
Card Text: Whenever this creature mutates, put a +1/+1 counter on it.
Rarity: C
Cost: 1
Pow/Tgh: 0/2
Card Type: Creature - Egg
Artist: Volkan Baga
Name: Mysterious Egg
Finish: Regular
Card Number: 003/274 
Set Name: Ikoria: Lair of Behemoths