....
Shin regulates his breathing as he transform the sword on his left hand back into its sheath form, before putting the [Yamato] in it.
Then he look at the Doppelganger, as the later look back at him. After a brief moment of that stand off, both Shin and the Doppelganger suddenly disappeared from their current positions, and reappeared at the middle of those spots.
Shin is ducking forward as he pulled the [Yamato] out from its sheath, before swinging it leftwards.
'Class Fighting Style: Quick Draw'
Shing!
At the same time, the Doppelganger throw a downward slash with the sword on its left hand, together with a powerful force
'Copied Skill: Destructive Slash'
Clang!
The 'Quick Draw' Skill is the strongest single target skill in Shin's arsenal, so the sword of the Doppelganger was deflected backwards when the [Yamato] collides with it.