D&D 5E (2024) How do you run an open table game in D&D '24?

[bedir than]

Stock up on premade character sheets. Don't include spellcasters in premade characters. If someone wants a spellcaster, they make one at home or come early to create one with you - that is a miminum they can do as a player to respect you and other players.

I might think that a Warlock would work because the simple version is cantrip and a big spell once in a while