Shadow is one of the main characters of SonicWhacker55. Shadow is Knuckles' best friend. They both collaborate in the video Tails' Mistake 2.
Personality
He is very creepy and mean. Shadow is the collaborative bro between him and Knuckles. He hates Sonic, especially Tails.
Relationships
Sonic
In SW55, Sonic doesn't like Shadow from the way that Shadow has been torturing Sonic by blackmailing him. Sonic and Shadow has nothing in common, especially Tails.
Tails
In SW55, Tails and Shadow doesn't have anything in common because in Tails' Mistake 2. Shadow and Knuckles has been torturing poor Tails.
Knuckles
Knuckles is best friends with Shadow because they both have everything in common when it comes to hurting Tails, they have perfect plans that works. Their relationship has improved since then, and now they are fairly good friends.