Titan

In the Crash Bandicoot series, "titans" can probably be best defined as anything that is a hybrid of two or more animals and/or is jackable (Note: Not all titans are hybrids.) Below is a list of everything that can be defined as a "titan."

Jackable Bosses:

 * Arachnina
 * Uka Uka
 * Yuktopus

Captains:

 * Scorporilla
 * Shellephant
 * Porcurilla*
 * Tiki M.*
 * Piguanna*
 * Polartooth*
 * Phoenix*
 * Armydillo*
 * Pandebra*

Large:
(Note: Two new titans appeared in the GBA Crash of the Titans, but they didn't have a name.)
 * Goar
 * Rinoroller
 * Magmadon
 * Spike
 * Sludge
 * Ratcicle
 * Battler
 * Jawslehoff*
 * Spot*
 * B. Honda*
 * Whalephant*
 * Bouncer*
 * K. Modo*
 * Rinostrich*
 * A beaver with a spicked tail.
 * A frog that spat out bees.

Projectile

 * Eel-lectric
 * Stench
 * Snipe

Small

 * Plug*
 * Brat*
 * Joe Blow*
 * Spider Monkey*
 * Witch Doctor*

Others considered a Titan

 * Dingodile
 * Rilla Roo
 * Gir-Bat
 * Kanga-Rooster
 * Dingo-Rilla

 * DS Crash of the Titans only.