Difficulty is a number that determine the difficulty of a level in Run 3. This can determine the difficulty of a level.
Color code Edit
|3||Not too easy|
The easy ones Edit
|1||Sandbox||Impossible to lose. It is always 100% sure win.||These levels are extremely rare. Only two levels are in this category.||
|2||Very easy||These levels are considered to be very easy. Most of the beginners can finish it in one take. Only careless or playing not seriously will lead to failure.||These levels are common in the first batch of levels, but are less common later. They are for tutorials and beginners.||
|3||Easy||These levels are considered to be easy, but some beginners make need to take a few more times in order to finish the level.||Common at first, but appears rarely in the later part of the game.||
|4||Not too easy||These levels are considered to be slightly harder than easy, but not reaching medium.||Common at first, but appears rarely in the later part of the game.||
|5||Almost medium||These levels are about to reach medium standards, but not reaching its difficulty.||Common level difficulty throughout the game.||
The medium ones Edit
These levels can be quite challenging, and fun.
Examples: Level 49
Over medium Edit
Levels that are generally though to be insane for beginners, but can be fairly easy for veterans.
Examples: Level 50, Level 51, Box Storage Area part 7, T-4
Above medium Edit
These levels can be quite difficult, and skilled players may need to try a few more times.
The hard ones Edit
Fairly hard Edit
These levels can be challenging, and may take some skills to finish.
Examples: Not the way back, part 4
Real hard Edit
These levels are really hard, and skilled players may have difficulty to defeat it.
Examples: Not the way back, part 5, The Way Back, part 8
Extra hard Edit
These levels are really challenging, and sometimes it requires luck to finish.
Examples: Low-power tunnel, part 22 and 23.
Insanely hard Edit
These levels are so hard that skilled players may take a dozen times to finish.
Examples: New Tunnel, part 9
Almost impossible Edit
These levels are considered so hard that even skilled players may feel like it's impossible to beat.
Examples: I-5, I-7, Plan A, Part 16
These levels (may contain minigames) are so hard that you think you may not be able to finish it. It requires maximum skills to finish.
Examples: Bridge building (before "Protip" cutscene), Angel Missions