Malahidael, Angel of Aries

Chroma, enrage, fateful hour, ferocious, radiance - Whenever Malahidael, Angel of Aries is dealt damage, if you have 5 or less life, if you control a permanent with power 4
or greater, it deals damage to target creature
and each creature that shares a color with it equal to the number of red and white mana symbols among those permanents.