1. Obstacles
1.1. Tall
1.1.1. Trees
1.1.2. Rocks
1.1.3. Wall
1.1.4. Must Double jump
1.1.5. Fly over them
1.1.5.1. Uses up players ability
1.1.6. Tree trunk
1.2. Small
1.2.1. Have to roll underneath them
1.2.2. Crouch
1.2.2.1. Secret chests
1.2.3. Logs
1.2.3.1. Crawl in log
1.2.4. Crawl through grass/tree trunk
1.2.5. Through a cave
2. Gameplay
2.1. Quests
2.1.1. Do quests to get certain items
2.1.2. Some quests harder than others
2.1.3. Some grant you very good rewards
2.1.3.1. Swords
2.1.3.1.1. Used to kill ememies
2.1.3.2. Sheilds
2.1.3.2.1. Defends Against enemies
2.1.3.3. Power ups
2.1.3.4. Potions
2.1.4. Progresses throughout the game
2.1.4.1. Tells you a little about the storyline
2.1.4.2. Could unveil some secrets
2.1.4.3. Gets Harder and Harder
2.2. Enemies
2.2.1. Get harder and more powerful as the game goes on and on
2.2.2. As the game goes on they give you better loot
2.2.2.1. Enables you to fight harder enemies
3. Allies
3.1. Very important part of any game
3.2. Help you acheive the overall goal
3.3. Give you hints
3.3.1. As for where to go
3.3.2. Or who to fight
3.3.3. Give you an introduction into the game and how it is played
3.3.3.1. Along the way if you are stuck, you can ask them for hints
4. Platform
4.1. Scene
4.1.1. Jungle
4.1.2. Outer Space
4.1.3. Changing/Diverse
4.1.4. Paradise
4.1.5. Volcanic
4.2. Character
4.2.1. Customisable
4.2.1.1. Best Option
4.2.1.1.1. More fun for player
4.2.1.1.2. Diversity
4.2.2. Set Options
4.2.2.1. Still good, must have in game customisations to make unique
4.2.3. Chosen
4.2.3.1. Most Optimal for story mode games, which are single player
4.2.3.1.1. No need for diversity, sets the scene of the game
4.3. Win
4.3.1. Must be able to 'win'
4.3.1.1. Could have multiple endings
4.3.1.2. One ending
4.3.1.2.1. Open world
4.3.1.3. Different paths to reach the inevitable end
4.3.1.3.1. Similar to minecraft
4.4. Lose
4.4.1. Die
4.4.1.1. Most common, should be able to 'die' or be defeated in some way
4.4.2. Didn't complete a mission correctly
4.4.3. Were defeated by an enemy