NOTE: This contains spoilers. Don't say I didn't warn you. This is the final level of the game and this part includes the second GLaDOS fight, the credits, and the ending cinematic.
The ending song is called "In The Beginning" by Adrian Charkman
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You can download the Portal MOD here:
[ Ссылка ]
![](https://i.ytimg.com/vi/9zYpO505Vf0/mqdefault.jpg)