Sturdy Hatchling

Sturdy Hatchling

Creature - Elemental | Power/Toughness: 6 / 6 (CMC 4)
Sturdy Hatchling enters the battlefield with four -1/-1 counters on it.
: Sturdy Hatchling gains shroud until end of turn. (It can't be the target of spells or abilities.)
Whenever you cast a green spell, remove a -1/-1 counter from Sturdy Hatchling.
Whenever you cast a blue spell, remove a -1/-1 counter from Sturdy Hatchling.