Jake Long: Usually says "Dragon UP!" before transforming. When using the key, he says "UNLOCK!"

For the others, they use special items that allow them to fight.

Lan Hikari: Mega Arms and Air Shoes. (Uses the right arm for his Megabuster)

Mayl Sakurai: A yellow whip that can also become a bow for her Sakurai Arrows.

Shiro Yogeki: Throws bombs covered in fire and and uses other Fire attacks.

Max Yogeki: Uses high-pressurized water from his palms and can manipulate water from nearby sources.

Ciel: Uses Thunder Pistols and Cross Missiles.

Copain: Uses a Sky Scythe with a feather-shaped blade and Pumpkin Bombs.

Femme: Uses Dual Thorn Whips that can regenerate.

9-Volt: Uses his helmet to amplify his Psychic Beams.

Mona: Uses an Earth Baton to control all sorts of earth-based formations.

Gemerl: Mostly fights with Hand-to-Hand combat, but he also uses dark energy missiles, flight, and is able to merge with other machines.

Horohoro: Uses his snowboard to create avalanches.

Danny Fenton (AKA Danny Phantom): Turns into his Ghost Form by saying "I'm Going Ghost!" and wields the Fenton Thermos.

Red Savarin: Uses the Elements of Fire, Steel, Earth, Lightning, Wood, and Light and pilots a robot called DAHAK-AZI03.

Haruhi Suzumiya: Uses the Elements of Water, Ghost, Psychic, Dark, Ice, and Wind and wields a Moonstone Sword.