Magic Core Levels

0-Squibs and general muggles that have either none or a abyssmally small amount of magic

1-Your average magical child from the ages of 1-10 before their magical maturity(air)

2-Your average magical student in hogwarts from year 1-4(in a gaseous state)

3-Your average magical student in hogwarts from year 5-7 (a thick gas)

4-Your average adult wizard(a thick gas with some condensation)

5-Your average Professor at hogwarts(half gas half liquid)

6-Powerful teachers like flitwick, mcgonagall, and snape

7-Powerful wizards like dumbelldork and Moldyshorts and kind of grindelwald however he was closer more powerful with the elder wand than the other 2(fully liquid)

8-Kind of a Wizard god like Merlin and Morgana(dense liquid while slightly solid like super thick jello)

9-Close to being obtaining the concept of magic(fully solid)

10-a level 10 core doesn't exist as the entire body has become one with magic, any further upgrades in magic power would be via concepts/laws