Valiant Changeling

This spell costs less to cast for each creature card in your graveyard.

Double strike

Whenever one or more creature cards leave your graveyard, put a +1/+1 counter on Cyan.

This spell costs less to cast for each creature you control with a +1/+1 counter on it.

Creature spells you cast cost less to cast for each creature you control with a +1/+1 counter on it.

Flying, lifelink

At the beginning of each combat, if you have more life than an opponent, this creature gains double strike until end of turn.

You may pay and tap four untapped creatures you control with flying rather than pay this spell's mana cost.

Flying, lifelink

Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Domain — This creature gets +1/+1 for each basic land type among lands you control.

If you have 3 or less life, this spell costs less to cast.

Flying

This creature can block any number of creatures.