Magma Cubes still do damage and can knock you into lava.

[mecha-moonboy]

Datapack was working for overworld mobs, but magma cubes seem to still do damage in the latest release of 1.18. Thank you Scommander!

[Scommander]

Will have a look into this! (Funnily enough a similar bug in morph datapack - thanks for bringing to my attention!)