The branches of the tree shook violently, while its veins pulsated with the ever growing power now that it has been put through the blood pact. Its attributes skyrocketed due to the many buffs provided by his perks. With the skill Noah provided, he didn't expect a mutation, however he was sure that the skill would reflect on its future growth the same way it did with Fenrir's evolution when he gave him 'killing instinct.' However, both Noah and the others were met with a surprise when they noticed a drastic change.