This applied on a killing blow to a tree that had 1 hp remaining. "Rayne Stormbringer touches Ancada and heals up! Ancada is resistant to damage - Solid Wood failed! Ancada took 1 Unholy damage. Rayne Stormbringer recovered 4 HP. Ancada died." BATTLE LOG: AdventureName=Black Oaken Heart,Scenario=Dense Wood,Msg=Player,MalignantLamb,Event,PlayAction,Action,Consuming Touch BATTLE LOG: AdventureName=Black Oaken Heart,Scenario=Dense Wood,Msg=Ancada took 4 damage BATTLE LOG: AdventureName=Black Oaken Heart,Scenario=Dense Wood,Msg=Rayne Stormbringer healed 4 BATTLE LOG: AdventureName=Black Oaken Heart,Scenario=Dense Wood,Msg=Ancada died
Re-read the battle log. It didn't heal more than the damage dealt, but it healed more than the enemy's remaining hp.