Eventide

Sturdy Hatchling

Sturdy Hatchling comes into play with four -1/-1 counters on it.
{GW}: Sturdy Hatchling gains shroud until end of turn.
Whenever you play a green spell, remove a -1/-1 counter from Sturdy Hatchling.
Whenever you play a blue spell, remove a -1/-1 counter from Sturdy Hatchling.

Sturdy Hatchling enters with four -1/-1 counters on it.
{G/U}: 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.