WhatIsThatMovie

in one of the last scenes of the movie the villain is on a small boat with one of the main characters and the other character puts something on fire into the fuel tank of the boat, blowing both of them up

The Lord of the Rings: The Return of the King
The Lord of the Rings: The Return of the King

2003 8.5

As armies mass for a final battle that will decide the fate of the world--and powerful, ancient forces of Light and Dark compete to determine the outcome--one member of the Fellowship of the Ring is revealed as the noble heir to the throne of the Kings of Men. Yet, the sole hope for triumph over evil lies with a brave hobbit, Frodo, who, accompanied by his loyal friend Sam and the hideous, wretched Gollum, ventures deep into the very dark heart of Mordor on his seemingly impossible quest to destroy the Ring of Power.​

AdventureFantasyAction
The Return of the King
The Return of the King

1980 6.4

Two Hobbits struggle to destroy the Ring in Mount Doom while their friends desperately fight evil Lord Sauron's forces in a final battle.

AnimationFantasyAdventure