I hear this is an occasional thing they do, but BrewUK have a lucky dip where you get five different out of date yeasts. I've gone for it, the way I see it if I get two yeasts I'll use it'll be worth it, especially if it encourages me to try something new.
Anyway, here's the link. https://www.brewuk.co.uk/liquid-yeast-lucky.html
Anyway, here's the link. https://www.brewuk.co.uk/liquid-yeast-lucky.html