Although it would be pretty pointless to have two free trial accounts, you could have two accounts. There isn't any rule that says you can't have more than one.
There are trial accounts that allow you to play for 10 days to try WoW out but that's it.
You log on two accounts then you leave one and keep doing that after you challenge one of your accounts.
All the accounts are free
Minecraft accounts are free to register.
All accounts are free unless you upgrade
Yes. Dead Frontier accounts are free.
Yes, there is a free Basic Membership, but there are limits to the activities you can do on Moshi Monsters. You can only have two moshlings.
Fulton Bank offers two checking accounts with free checking. They have a student account and a regular checking account that are free, meaning they have no fees. They also have no minimum balance and due not accrue interest.
maple already lets you make free accounts......
Yes, hotmail offers free email accounts.
Yes, you can have free club penguin accounts. You can have free accounts but they will be nonmembers, unless you can find a member account on the Internet that no one wants and is not banned.
Instead of getting free accounts, you could just make on of your own or play on a private server.