This One Piece foto contains
feuer, flammen, inferno, feuer, and brunnen.
There might also be
straße, stadtszene, städtische einstellung, stadt szene, städtische umgebung, szene mit straße, stadt, städtischen einstellung, kamin, ofen, offenem kamin, herd, offener kamin, maschendrahtzaun, and kettenglied.
A theory about what could potentially be Luffy's 5th Gear. Talks about awakening (discussed Von Doflamingo at the end of the Dressrosa arc), and Zoro and Sanji's unexplained abilities (nine sword style and Diamble Jambe).