>Portal, or a Half Life, or a Quake, or a Halo Portal might not be a good example to use here. It's essentially version 1.0 of Narbacular Drop, which was made

>Portal, or a Half Life, or a Quake, or a Halo Portal might not be a good example to use here. It's essentially version 1.0 of Narbacular Drop, which was made by a small team of students at DigiPen. Valve picked up the team and the retail version of the game never had more than 10 people working on it at a time.