Here are most of the enemies/villains in Sonic:
1. Mephiles the Dark
2. Mammoth Mogul
3. Dr. Robotnik
4. Eggman Nega
5. Eggman Empire
6. Suppression Squad
7. Patch
8. Scourge
9. Dimitri the Echidna
10. Finitevus
11. Fiona Fox
12. Princess Alicia
13. Miles
14. Anti-Boomer
15. Rosy The Rascal
16. Black Doom
17. Snively
18. Lien-Da
19. Drago
20. Destructix
21. Lightning Lynx
22. Sergeant Simian
23. Predator Hawk
24. Flying Frog
25. Bean the Dynamite
26. Bark the Polarbear
27. Fang the Sniper
28. Scratch
29. Grounder
30. Coconuts
31. Chaos
32. Metal Sonic
33. Metal Scourge
34. Dark Gaia
35. Luna
36. Lavinia
37. Heavy
38. Bomb
39.Ixis Naugus
I hope you enjoyed reading. XD
1. Mephiles the Dark
2. Mammoth Mogul
3. Dr. Robotnik
4. Eggman Nega
5. Eggman Empire
6. Suppression Squad
7. Patch
8. Scourge
9. Dimitri the Echidna
10. Finitevus
11. Fiona Fox
12. Princess Alicia
13. Miles
14. Anti-Boomer
15. Rosy The Rascal
16. Black Doom
17. Snively
18. Lien-Da
19. Drago
20. Destructix
21. Lightning Lynx
22. Sergeant Simian
23. Predator Hawk
24. Flying Frog
25. Bean the Dynamite
26. Bark the Polarbear
27. Fang the Sniper
28. Scratch
29. Grounder
30. Coconuts
31. Chaos
32. Metal Sonic
33. Metal Scourge
34. Dark Gaia
35. Luna
36. Lavinia
37. Heavy
38. Bomb
39.Ixis Naugus
I hope you enjoyed reading. XD
im going alone i said with doubt in my voice but i was thinking hes my brother he always saved me when im in trouble now its his turn to be saved but lucky for me he has good freinds and they wouldnt let me go alone charley was already dead buy the time i got to the futcher but i retreived his body and curently am trying to bring him back to life now as for the guy who took him i imagine is now dead because mephiles used to be evil and told charley how much he wanted to kill sonic and charley being sonics number 1 fan always argued with him untill eveantualy mephiles turnd good and charley became his second ever freind and many followed so mephiles was prety peed off that someone would kill him not to mention becca da hedgehog ive never seen her so angry but if you wana no what they did to this guy ask them because i wasent there