Frost's frown deepened as he endured the searing pain in his arms, he forced the slave mana out with his freezing cold ice mana. Taking a deep breath, he channelled his mana into the children with all he had, his eyes full of focus he started the battle.
He couldn't be too forceful or too weak, needing to maintain a stable but overbearing onslaught of mana. His progress was slow but sure, starting from their heads he slowly pushed back the rampant slave mana back towards the tattoo.
"You need to speed up a little Frost, I'm nearing my limit cough cough." Sebastian violently coughed, blood started to drip from his lips which he wiped away all while still maintaining the stability of the operation.
"You need to overpower every speck of the slave mana otherwise it'll come back with a vengeance cough cough." Sebastian coughed up more blood, he could only hold on for another ten seconds or so.