Question about m3

[Dracovish]

Am I near being able to consistently do m3 without being carried? Is getting a scylla really the only way apart from grinding f7s until the end of time for cata levels? What cata level is even needed to do m3s?

Edit: This is my skycrypt: https://sky.shiiyu.moe/stats/TerriblyTrash/Strawberry