>Scyther and Pinsir were version exclusive counterparts
>Scizor and Heracross were Gen 2's expy of the two, giving Pinsir competition with Heracross
>Scizor is the only evolution that doesn't change BST, making Scizor competition for Scyther
>Pinsir gets its advantage over Heracross when megas roll around
>Scizor suffers with its body heat, while Heracross centers around adapting to its body heat with its mega
>now Vikavolt comes in to compete against Pinsir
>every pokemon mentioned has the same BST
Is there a rivalry that comes close to those of beetles and mantis?