Defender of the Seraphim child

Flying, first strike, Lifelink
When Defender of the Seraphim child enters the battlefield, you may choose another creature you control. if you do. That creature gets +0/+4 for as long as you control Defender of the Seraphim child.
Defender of the Seraphim child can't attack for as long as you control the chosen creature.
"I'll protect lady Angelina with my life."