you can,t unlock coin mode on ssf2
Do classic mode without dying
Bah!!! He is in it........oh you ment how to unlock him i think do the ssf2 adventure mode with sonic or do five event matches with him by volt
To unlock Cloud in Super Smash Flash 2 (SSF2), you need to complete the following steps: First, play through the Classic Mode or the All-Star Mode and defeat him as a boss character. Alternatively, you can also unlock him by playing a certain number of matches in Versus Mode. Once you meet the requirements, Cloud will become available for selection.
I think that you need to beat sonic in green hill zone in brawl mode
You cannot unlock vegeta in ssf2. You might get him in the full game
To unlock Shadow in Super Smash Flash 2 (SSF2), you need to complete a specific challenge. Play through Classic Mode and defeat him as Sonic on the final stage. After defeating Shadow, he will be unlocked for use in the game.
I'm pretty sure Knuckles isn't in SSF2.
To unlock the Classic Mode in Super Smash Flash 2 (SSF2) version 0.9b, you need to complete the game with all the available characters in the standard mode. Once you've done this, the Classic Mode option will become available in the game’s main menu. Additionally, ensure that you have the latest updates and patches, as they may affect the availability of game modes.
You dont have to unlock it if you have SSF 2 V0.8
You Cant as far as i know
you can't
Characters you can unlock in ssf2 demo v0.8b are samus,bowser and captian falcon.