[[L3th4l]]

Try this:

pawn Code:

switch(MRandom(3))
{
    case 0: strcat(str, "M4", 5);
    case 1: strcat(str, "9mm", 5);
    case 2: strcat(str, "MP5", 5);
}

You are calling for 3 random values, thus having "MRandom(3)". Also, use strcat to copy strings =)