You do this by flying through nine different levels, completing mission objectives such as killing enemies, protecting allies, racing through narrow corridors, and using magic to clear pathways. (gamespot.com)
Whether it's used in narrow corridors or small side rooms, this becomes a great tool to out - position the enemy team. (gaminginstincts.com)
Some of the specified designs, such as narrow corridors and cramped toilet blocks, increase behaviour problems like bullying, and boost maintenance costs, they add. (bbc.co.uk)