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 39
episode 176
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."
it is in episode 3.
They fight on episode 316.
episode 49
episode 56
Admiral Akainu did.
its episode 513 but the battle is unseen