Linked from
The 27 pages that link to Game mechanics, each with the reason it gives.
Player agencyNarrower topic: Mechanics determine which actions can produce consequential outcomes.
Difficulty curveNarrower topic: Mechanics determine what challenges the curve can introduce.
Party gameNarrower topic: Simple mechanics let groups begin playing without lengthy instruction.
Sandbox gameNarrower topic: Sandbox freedom is bounded and enabled by the game's mechanics.
Casual gameNarrower topic: Simple, quickly learned mechanics often make casual games accessible.