Is it the first game of its kind?

Q: Is it the first game of its kind?

If it weren't for the fact that <b>Portal isn't a co-op</b> game, this would be a neat little lesson. The game uses a modified source engine that will make it difficult to play.

Question

If it weren't for the fact that Portal isn't a co-op game, this would be a neat little lesson. The game uses a modified source engine that will make it difficult to play.

Hagrid P Hazard · Accepted Answer

If it weren't for the fact that Portal isn't a co-op game, this would be a neat little lesson. The game uses a modified source engine that will make it difficult to play.

Is it the first game of its kind?

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