I am always amazed at the prices of endlers, I got mine not long after they hit the hobby and I paid something like a buck a fish for them.
My circular says through the 24th.
I'd expect the same old 10, 20T, 20L, 29, 40B and 55 as always
you should be able to keep a couple in a Chi. not sure where the 10g per fish comes from.
you just need to be sure that you have lots of
Picasso Triggerfish - Will munch anything it can put in it's mouth including corals and inverts.