Hive Tyrants are likely getting an update to their point costs and availability in the next FAQs. Perhaps this is part of why they are taking a little extra time.
via anonymous sources on Faeit 212
Hey Natfka. I have it on good authority that Hive Tyrants are getting some
work done with the FAQ. Which we all expected. A 20pt increase and a 1 per
detachment limit. This comes from a buddy who is on the playtest team.