Professor William "Billy" Anthony Cranston, Eng. D ,M.Eng., Ph.D. is one of the most Brilliant Scientist in Universe, Also Blue Ranger of Power Rangers, and held Blue Thunder Ranger powers before he given the Title to his Half Brother, Danny Cranstron. He was the Brain Behind many Weapons of Zordon era. He also Considered The Second Smartest Ranger in history after Trip of TIme Force but before Cam Watanabe of Ninja Storm.
Character History[]
Zordon Era[]
Mighty Morphin Trilogy[]
Power Rangers[]
Thunder Rangers/Aquitar Rangers[]
Eltarian Wars Trilogy[]
Zeo[]
Turbo[]
In Space[]
Form[]

Blue Ranger
As Blue Ranger of the Power Rangers. he has a symbol located in his chest who looked like his power coins.
Zords
- Triceratops
Arsenal
- Wrist Communicator
- Power Morpher
- Blade Blaster
- Power Lance
- Triceratops Power Coin
- Blue Battlebikes

Metallic Armor Blue Ranger
When the Blue Ranger fuse himself with the dino flyer, his Suit become Blue Metallic Armor, the spandex-like now has a parts that looked like armor. In this form he can execute high speed martial arts moves with added metal-like impact. He can also reflect light and use the reflection as a volatile blast. also his blade blaster are correspondent to his color
Arsenal
- Wrist Communicator
- Power Morpher
- Enhanched Blade Blaster
- Mighty Lances
- Dino Flyer
Blue Thunder
As Blue Thunder Ranger of the Thunder Ranger.He use the power of Thunder to Enhance the Black Ranger form into Thunder Ranger mode, Later the Power Got to be Seperated from original Powers to Recreate New Thunder Team.
Zords
- Unicorn Thunderzords
Arsenal
- Power Morpher (Power Rangers) (acted as Thunder Power Conduit)
- Wrist Communicator
- Thunder Coins (Triceratops) āŗ Power Orbs (Unicorn)
- Thunder Buster
- Thunder Sword
- Tunder Saber
- Thunderiken
- Thunder Rods
- Thunder Rods (Monk's Spade āŗ Unicorn Nunchakus)
- Khyber Machines