Kaeyra, Seraphim Celestial

Altercast:(Choose one)
{w}{w}: +1/+2 counter, flying, vigilance
{w}{w}{b}: +2/+2 counter, flying, vigilance, lifelink
{w/b}{b}{b}: +2/+2 counter, flying, vigilance, lifelink,
and "When this creature enters the battlefield,
destroy target creature."
{w}{w}{b}{b}: +3/+3 counter, flying, vigilance,
trample, protection from demons, and "When
this creature attacks or blocks, destroy target non
land permanent."