[quote=@Etcetera]
<Snipped quote by Shadow Dragon>

Magic spells. I'm sure ZAVA could give a full list faster than I.
[/quote]

The link I provided gives most, if not all of his abilities, and some of his spells that have been used so far as he knows over seven hundred which is way beyond the max three hundred limit thanks to his Dark Wisdom skill.

Here's the link again: 
https://overlordmaruyama.fandom.com/wiki/Ainz_Ooal_Gown/Abilities_and_Powers