The reason is that they're rivals is cause sonic likes Amy and shadow likes Amy too
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Espio is playable in Sonic heroes,Knuckles Chaotix,Sonic the fighters,Shadow the hedgehog and Sonic Rivals 2.
Sonic can be considered the world's fastest hedgehog, but Shadow rivals his speed with his skate shoesMe: My sis calls them fire shoes
Some of the suits are only unlocked by playing multiplayer
he doesnt have one You can only get him on Sonic Rivals 2
no sonic is not stronger then shadow . shadow is stronger then sonic . in the shadow the hegehog trailer shadow killed sonic