Courtly Love

Enchant creature
Enchanted creature gets +1/+1 and has
"{t}: Target Knight creature you control gets
+1/+1 until end of turn. At the beginning of the
next end step, if you control it, you gain 2 life."
When Courtly Love enters the battlefield, create
a 2/2 white Knight creature token with Vigilance.
Their love could never be. Yet it was.