Hard Knock Days

"Hard Knock Days" is the 18th opening for One Piece and the fourth opening of the second half of the series.

Opening
The opening begins with Luffy using Gigant Pistol to punch out of a Marine Base. Individual shots of the Straw Hat crew as well as a full shot of the crew with Luffy holding a flag sporting the Straw Hats Jolly Roger. Luffy cheers and he and the crew run and jump off a cliff to the Thousand Sunny. A shot of the ship from behind as it sails on while the title logo comes up.

An overhead shot of a island, then to the Thousand Sunny passing by it. A seagull flies by the mast, passing where Luffy sitting on top of the crow's nest before flying off into the sky. The screen whitens and cuts to the crew shopping at a marketplace. Then to the deck of the Sunny where Usopp is "singing" as Brook plays while Luffy and Chopper laugh and Robin watching. Cut to Luffy on the the railing looking out at sea as Chopper studies a Log Pose while Nami looks over a map while Zoro is exercising on a upper railing. Just as Nami points something out, Sanji exits out of the kitchen with food. Cut the crew all eating in the galley and enjoying themselves.

We transition to Luffy eating some meat to him running along a rocky surface. Then to a him running in a spotlight as images of the Dressrosa Corrida Colosseum Gladiators scroll by in the background. Luffy eats some more meat and we see he running toward the Dressrosa Palace. Then to Bartolomeo using his Barrier powers. Cavendish slicing giant toy soldiers, turning into Hakuba in the process as Luffy runs by. A short of the Marines lead by Akainu. Then to Blackbeard who uses some of his darkness powers at the screen. Cut to explosion that knocks Luffy back but he regains himself and continues charging forward.

We see him running to the Sunny which is flying in the air as his crew smile and wave at him. Luffy stretches his arms forward and we see the Straw Hats grab them and pull, flinging him pass the ship and into the air over an island. Next we see Luffy do a few attacks while in Gear 2nd. Follow by Zoro performing sword attacks, Sanji using Diable Jamble and lighting himself on fire while performing some kicks. Nami performing a Thunderbolt Tempo with her Sorcery Clima-Tact. Usopp riding on his Impact Wolf while firing a Pop Green that turns into vines. Robin using her Hana Hana power to sprout wings and takes off into the air while making a string of limbs. Brook runs along them performing a Soul Solid attack but is interrupted by Franky who swing by firing his Weapons Left then a Franky Radical Beam. Chopper hops in changes to his Heavy Point this Monster Point before the rest of the Straw Hats circle in front of him.

The camera zooms in on Luffy then zooms out to him and Straw Hats running along with group of their allies (such as Law, Bartolomeo, Cavendish, Kin'emon, Vivi, Ivankov, Jinbe, Hancock, Rayleigh, King Riku, Kyros and Shirahoshi along with the Corrida Colosseum Gladiators and the Tontattans). Cut to Luffy running past Sabo who puts his hat on as the camera circles in front of him and we see his face. We see an image of Ace in the background as Sabo activates his Flare Flare powers and strikes the screen. Shots of Franky and Senor Pink's fight as Pink's Entourage, Kyuin and the Dwarves cheer them on. Zoro slicing Pica's statue; Rebecca, Robin and Kyros in Flower Field. Usopp readying a Pop Green in his Kuro Kabuto then cutting to Kanjuro using his painting ability as Kin'emon watches in the background. A shot of Rosinante with a young Law behind him then cutting to the present day Law as Luffy and he race onward to take on Doflamingo himself.

The camera spins around Luffy and Doflamingo as they prepare to attack each other before the screen whitens and were shown a shot of the Thousand Sunny sailing then to the Straw Hats having a picnic on the deck. The final shot is Luffy putting on his Straw Hat and smiling at the camera before we zoom out to see him standing with the rest of the crew on a map of the world as the song ends.

Trivia

 * This is the first time Donquixote Rosinante, Kanjuro and Kyuin are shown in the anime.