someone help with backing up PS2 games please...

[elduque]

Hey everyone..i need some help with PS2 backups..i have a sega dreamcast and have just figured out how to back up and play thoose games..my brother living in my house has a PS2 and would like me to do the same for him..so i am trying to find out how to back up and play burnt PS2 games..i have realized its not as easy as dreamcast and you need modchip and gameshark?..please reply..thanks a lot..