The epic battle between Akainu and Aokiji takes place in "One Piece" during the two-episode arc known as the "Marineford" arc, specifically in Episode 590 and Episode 591. This fight occurs after the Marineford War, showcasing their contrasting ideals as they clash over the future of the Marines and justice. Their intense battle lasts for ten days and ends with Aokiji's resignation from the Marines.
Admiral Aokiji (Kuzan) uses the Hie Hie no Mi, the ice devil fruit. Admiral Kizaru (Borsalino) has the Pika Pika no Mi, the flash of light devil fruit. Admiral Akainu (Sakazuki) uses the Magu Magu no Mi, the magma devil fruit. All three are logia types. After the timeskip, Akainu has become Fleet Admiral, and Aokiji has resigned. Two new Admirals have replaced them, only one has been revealed, Issho, aka Admiral Fujitori (Purple Tiger) with a gravity-based paramecia devil fruit.
episode 176
episode 39
episode 184
To unlock Aokiji on One Piece: Grand Battle you need to have completed Event Battle with every character. After doing this play Event Battle once again with Luffy. Once you're in a battle with Aokiji make sure to defeat Aokiji with a level 2 special and they should become unlocked.
The Wizards of Waverly Place episode that is after "Wizards vs Asteroid" is the episode that's titled "Justin's Back In."
Admiral Akainu did.
They fight on episode 316.
episode 49
episode 56
it is in episode 3.
begins at episode 372