Game play Mechanics(Chapter.3 Question.2) Sub Terror

There will be three main game-play mechanics in Sub Terror, which are:

Non-linger weapon and gadget system,
In Sub Terror there will endless choices of certain weapons and gadgets used in the game. Depending on the choices that the player makes during the main story line, may effect the choices of the equipment that might be required for the level.

Level Paths,
In the first mission of Sub Terror There are five different paths the player can take in which to complete the main Objective. Sub Terror is all about making choices, and there is no such thing as the wrong choice however the level main change of some of these key choices.

Enemy A.I
The behavior the enemies will have a system in which they will learn the style of the player, for example: if a player wants to run and gun(or rush) the first group the player kills will get killed fast, but next group will have knowledge of this method and will use it to there advantage in any possible way.

These three main mechanics are important to Sub Terror because to have a proper role playing open world adventure game(in my opinion) choice and variety are strong elements needed, and these mechanics offer both these elements.