PooponyourDog's Review of Super Puzzle Bobble 2 - GameSpot
Bub from the Bubble Bobble and Puzzle Bobble Games | Game-Art-HQ
Bubble Dragon | Bubble Bobble Wiki | Fandom
Puzzle Bobble 3 - Wikipedia
Arcade - Bust-a-Move 2 / Puzzle Bobble 2 - Characters (VS. Computer, Practice and Extras) - The Spriters Resource
Meridiem Games | Puzzle Bobble Everybubble!
Video Game Art Archive on Twitter: "Some of the characters from 'Super Puzzle Bobble 2′ on the PS2. https://t.co/GQsdrl3gZh https://t.co/PYRA164ijm" / Twitter
Bubble Bobble Characters - Giant Bomb
The Spriters Resource - Full Sheet View - Bust-a-Move 4 / Puzzle Bobble 4 - Alkanet