Bakuten Shoot Beyblade 2002

Both are kids shows that feature a cast of young characters who battle with monsters who have had their spirits sealed within inanimate objects (cards & spinning tops [made cool]).  

Both iconic children's monster anime series. Both have sentient monsters within objects such as cards and spinning tops. Both have great character designs and OSTs.  

Both second seasons of kids monster battling anime. Both have great character designs, monster designs and soundtracks. Both have intelligent monsters who sometimes communicate with the human lead characters. Both have great world building. 

Both popular kids monster battling anime from a similar era. Both have intelligent monsters that often communicate with their human partners. Both series main characters are young children. Tyson and hunter are very alike. 

Both monster battling kids anime from a similar time. Both feature a cast of children heroes who make deep friendships and battle against evil powers using sentient creatures. Both have iconic & memorable openings. Both have great monster designs and lovable characters. 

Both second seasons of iconic kids anime that follows children heroes as they improve at their respective competitive battle scenes. Both have a huge selection of monsters with cool designs. These monsters act as sentient partners to our heroes. In beyblade the spirits are sealed within bitbeats and inside the bey whereas in medabot the spirits are sealed within medals that are placed in battling robots. 

Both second seasons of popular monster battling (trapped in objects) kids anime. Both have creatures that seem intelligent within their respective devices. Both have a competitive scene and extremely talented main characters. 

Child game turned into serious giant stadium/giant hype/huge audience encounters. Those anime are pretty much the typical ploys to sell toys. 

Kids show about spinning batle tops to sell toys? Yep, checks out 

Both later series/continuations of popular & well loved kids anime franchises (yugioh & beyblade). Both have eccentric and extremely cool character designs with their designs being the series (and overall franchises) greatest strength. 

Both second seasons of monster battling kids anime from a similar time. Both have monster spirits sealed within objects (disks/bitbeasts). Both have iconic rocking English openings.  

Both the second series in iconic children's monster battling anime. Both focus on a young group of friends who possess special objects that contain within them spirits of powerful monster companions. 

Bakugan definitely tried to reinvent beyblades for a new generation. Both are kids shows that follow a cast of young heroes who battle each other with sentient monsters trapped in inanimate objects such as beys and bakugan. Both involve some form of launch of this device as well as competitive battles. 

Both iconic kids anime about young heroes, competitive battles and varied & powerful monsters. 

Iconic children's monster battling anime. Both have young heroes who ally themselves with each series respective monsters. Both have charming characters and art styles. 

Both kids anime from a similar era, both market toys and target the same demographic. Both have young heroes, plenty of cool monster designs and great OSTs. Both belong to big kids anime franchises. 

Both iconic children's shonen anime with young protagonists who battle alongside/against sentient monsters and their friends. Both have great art styles, character designs and monster designs.  

Both the second series of beloved childhood monster battling shonen anime. Both series follow a group of friends clashing the forces of evil. Both have lovable monsters and characters with impeccable designs and great art styles. 

Both follow a young group of friends as their main characters who use objects infused with the power of sentient spirits to battle against others. Both sets of characters face off against forces of darkness. Both have great character and monster designs as well as exhilarating soundtracks. 

Both iconic kids shows from a similar era. Both belong to wider expansive franchises. Both involve child heroes, vast cast of different monsters and intense battles. 

Both iconic children's anime from large monster battling franchises. Both used as marketing for toys. Both's main cast of characters are all young kids who participate in intense battles. Both have a wide variety of monsters with cool designs. Both have great OST's and character designs. 

Both the second series of beloved children's series where young heroes battle with monster friends/companions. Both have great character and monster designs with memorable soundtracks. Both shows have similar themes and tones being from a similar era targeting almost the exact same demographic. 

Both popular kids anime that have sentient monsters who are originally trapped in round objects (bitbeasts and mystery disks) who partner with our child human heroes and battle against a variety of different foes. 

Both the second series of iconic children's anime franchises. Both use a young cast of characters who battle alongside sentient monsters. Both have great art styles, character designs and OST's. 

Both kids anime that focus on gaming with competitive battles. Both feature monsters, with sentient spirits of creatures trapped in objects. Beyblade has the bitbeasts within their beyblades whereas Medabots has their spirits in medals that go inside robots. Both series feature adaptable and upgrade-able parts. 

Both anime's are very similar since they both go about a (team) sport, contain competition, traveling around and participating in tournaments meeting new opponents. Also, both anime's are made for the same focus group (PG).