Good and bad are subjective terms, people do both good and bad. Severus Snape certainly wasn't without fault - he did a lot of bad things, but he also did a lot of good things. Snape joined the death eater initially, but was later instrumental in destroying Lord Voldemort.
YES! How dare you even think he worked for Voldie!
Tobias Snape is Severus Snape's father.
Severus Snape never has the Elder wand, nor was he ever its master.
In my opinion the biggest secret is that Severus Snape is good.
Albus Percival Wulfric Brain Dumbledore and Severus Snape.
nope
Severus. I know a song Snape Snape Severus Snape! Found it online
No. But he works for the 'Light Side'.
No, Severus Snape died and never married.
yes
Tobias Snape is Severus Snape's father.
Severus Snape
Snape Snape Severus Snape.
No. Severus Snape is a fictional character.
Severus Snape teaches Potions class.
No. Lord Voldemort killed Severus Snape's true love.
Severus Snape never has the Elder wand, nor was he ever its master.
The wand of Severus Snape is of unknown length, wood and core materials.