Here is the current Universal Meme Grading System. Be sure to check back periodically to see if there are any new updates/changes. Please keep in mind, this grading system is subject to change, entirely opinionated, and open to suggestions.

Tier 1 Memes

Description:
Anyone can understand this type of meme, even without any prior meme culture knowledge.

Features:
Extremely outdated memes
Pop culture references
Top text, bottom text format

Audience:
Infrequent internet users (old people)

Source:
Facebook, Google

Tier 2 Memes

Description:
Since this is arguably the most common type of meme, very little meme culture knowledge is needed to understand them.

Features:
Socially acceptable humor
Current culture references
Excessive amount of emojis

Audience:
Casual internet users (social media addicts)

Source:
Twitter, Instagram

Tier 3 Memes

Description:
To understand them, it is required to have a fundamental background knowledge on meme culture.

Features:
Socially unacceptable humor
Obscure culture references

Audience:
Consistent internet users (PC gamers)

Source:
Reddit, 4chan

Tier 4 Memes

Description:
It is almost impossible to understand this kind of meme, even with an ample amount of meme culture knowledge.

Features:
Gives off an abnormal aura
Little to no context

Audience:
Unknown

Source:
Unknown