A week passed before anyone realized it.
On the Dragon Hunting Pirate Ship, Violet and Yamato underwent special training in Doflamingo's Illusion Space, and their abilities and strength changed almost by the day.
Violet could now completely process all the information within her field of vision across a range of at least 400 kilometers.
Her Observation Haki, which had originally been only at the beginner level, had now reached the upper tier of ordinary pirate officers in the New World. She could last for over half an hour in the plum-blossom stake formation.
As for Yamato, she improved even faster. While Violet merely carried out her regular training each day and completed the goals Doflamingo had set for her, Yamato was far more proactive! She often sought out Doflamingo for extra training. By now, her Thunder Bagua had at least thirty to forty percent of Kaido's mastery.
More importantly, after receiving Doflamingo's Conqueror's Haki Infusion experience through Memory Transfer, she could already use Conqueror's Haki Infusion herself. It was just not very stable yet, only succeeding once every three or four attempts.
Even so, in her sparring sessions with Hancock, Yamato had progressed from being beaten helplessly at the start to being able to trade blows with her.
Although she still lost more often than she won, she was no longer without a chance. If the battle dragged on long enough, she could even defeat Hancock with her abundant stamina.
Though Hancock was slightly older than Yamato, Yamato had superior bloodline as Kaido's biological daughter. More importantly, she had the enhancement of a Mythical Zoan Devil Fruit. In terms of physical strength, Yamato was considerably stronger than Hancock.
With a stronger physical foundation than Hancock's and the help of the Illusion Space, she could learn all kinds of techniques and