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.
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Cecil, Redeemed Paladin
Lifelink
Protect — Whenever Cecil attacks, other attacking creatures gain indestructible until end of turn.
"I suppose this is my fate as a dark knight. Soon, I won't even feel remorse for my actions."
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"This is my battle, one I must fight alone to atone for my wrongs."