Deathtouch

Darkness Whenever Cecil deals damage, you lose that much life. Then if your life total is less than or equal to half your starting life total, untap Cecil and transform it. "I suppose this is my fate as a dark knight. Soon, I won't even feel remorse for my actions."

LifelinkProtect Whenever Cecil attacks, other attacking creatures gain indestructible until end of turn. "This is my battle, one I must fight alone to atone for my wrongs."