Aurora, Reality Shaper

The Cost to play Aurora, Reality Shaper is
reduced by {1} for each istant or sorcery spell in
your graveyard.
Aurora, Reality Shaper has ward {4} as long as it's untapped.
When you play istant or sorcery spell Aurora,
Reality Shaper generate a 4/4 blue Illusory
Dragon token with flying. This effect triggers
only once each turn.