One of the trophies requires players to unlock all movies. Most movies will be unlocked automatically, but some movies can be missed for several reason, like not playing the correct character. Below is the list of unlockable movies. Some movies have some spoilers to the game.

Movie	How to unlock
"Dial" Rampage	Chapter 4-2
"Gatekeeper of Hell"	Chapter 2-3
"Surgeon of Death"	Final Chapter 1
A New Threat	Chapter 2-4
Ace and Teach	Chapter 2-4
Complete Justice	Chapter 2-4
Continuing the Adventure	Clear chapter 4-3
Devilish Swordsman of the Triple Sword (Missable)	Chapter 3-2, play as Luffy and face Zorro when he becomes the victory condition(he shows up at enemy main base).
Even if I Die, I'll Never Kick a Woman	Chapter 3-6
Feast of "God"	Chapter 3-1
Fire Fist Ace(Missable)	Chapter 1-4, play as Smoker and meet Ace
First Son of the Sea Jinbei	Chapter 1-3
Fist of Love (Missable)	Chapter 1-2, play as Luffy and meet Garp
I Lose to No One	Chapter 4-2
It's Now or Never Kuma	Chapter 3-1
Legendary Marine (Missable)	Chapter 2-4, play as Marco, and don't attack Marine/red faction. Attack pirate/yellow faction until Garp arrives and meet him.
Light and Thunder	Chapter 4-1
Love-Love Mellow (Missable)	Chapter 2-3, let Magellan invade home base(where Hancock stays). Don't capture any top area for easier invasion by Magellan.
Maxim Surfacing	Prologue 1
Negative Champ (Missable)	Chapter 3-4, play as Perona and defeat Usopp when Moria tries to escape. Defeating Usopp and Robin will clear the stage.
Opening Movie	Start the game
Phoenix Marco	Chapter 1-4
Power of the New Generation vs. Teach	Final Chapter 2
Prelude to Madness	Prologue 2
Ragin "Black Leg"	Chapter 3-6
Raging "Blackbeard"	Final Chapter 2
Raging "Devil Child"	Chapter 3-3
Raging "Gatekeeper of Hell"	Chapter 3-5
Raging "God"	Final Chapter 1
Raging "Pirate Hunter"	Chapter 3-6
Raging "Whitebeard"	Chapter 4-2
Shadow Shadow Fruit User	Chapter 1-3
Soul King (Missable)	Chapter 3-2, play as Brook, and face Mihawk when he becomes Yellow faction member.
Straw Hat Pirates vs Teach	Chapter 4-3
The Battle of Marineford	Chapter 2-4
The beginning of a New Adventure	Prologue 1
The Enforcer of Justice	Chapter 2-1
The Final Battle	Final Chapter 2
The Grand Finale	Clear Final Chapter 2
The Legendary Buggy	Chapter 3-5
The Man Who was Admiral	Chapter 1-1
The Marines' Greatest War Ability	Chapter 1-2
The natural enemy of "God"	Prologue 1
The Nefarious Couple	Chapter 4-1
The Pirate that Spurs Corpses	Chapter 4-2
The Power of the Dark Dark Fruit	Chapter 4-2
The Raging "Iron Man"	Chapter 1-1
The Sand King	Chapter 2-2
The Strongest Paramecia	Chapter 4-3
The World's Greatest Swordsman	Chapter 3-2
Unexpected Helper	Chapter 2-1
Want to be a Monster! (Missable)	Chapter 1-4, play as Chopper and score 1000 K.O.
White Hunter Smoker	Prologue 2
Whitebeard Dies	Chapter 4-2
Whitebeard Lives	Chapter 4-2