- Blade Bounzer
- Blade Knight
- Blade Skater
- Blast Sphere
- Blizzard Falcon
- Blizzard Lizard
- Blocken
- Blockman
- Blue Flame Swordsman
- Blue Mountain Butterspy
- Blue Rose Dragon
- Blue-Eyes Statue Dragon
- Blue-Eyes Toon Dragon
- Blue-Eyes Ultimate Dragon
- Blue-Eyes White Dragon
- Boar Soldier
- Bolt Penguin
- Boost Warrior
- bork
- Bowganian
- Brain Dragon
- Breaker the Magical Warrior
- Bri Synchron
- Brigadier of Landstar