I can fit in all three visible dimensions, 3 times in reverse.
I am a deficiency of what I ought to be.
I can have one thing more in common with the one true way,
than to the ultimate key but both are widely accepted.
I can travel in packs, sometimes 'lone,
you could say somewhere in the Twilight Zone.
Hint:
Some people think I'm kinky, some people call me tame! What is my name?
day 2 hint
I matter according to the chemistry teacher
day 3 hint
I am a Christian
day 4 hint
Hi your name is a prefix and my grandsons is an anagram, of you look at me you also might notice some connection. Now go catch them all.
day 5 hint
I'm also a Sascha ;)
day 6 hint
Length times width, or not?
day 7 hint
I'm not sure if your wife prefers scoring high on this balance or the the one measuring mass.
I would like to add a bonus hint even after solving:
Bergamot made me royalty