I posted it in the wrong thread (immediately deleted this post) but here it is again:
Interesting detail.
The shockwave wasn't only seen through Onigashima, it ALSO pushed the clouds FAR AWAY. This is a feat only top tiers showed so far (for example, WB vs Shanks, Kaido vs Big Mom and Roger vs WB).
Luffy is undoubtedly a part of the top tiers now, even in base.