It is currently on backorder, apparently Forge World is selling them at a good rate, and the kit takes a lot of time and effort to manufacture, no big surprise there.
I have built a Thunderhawk and a Warhound, and those were serious and often frustrating efforts. The Warlord is about four time the mass of a Warhound. It will be a heck of a thing. Be assured the titan-sized task of its construction and painting will be covered here. I'll try and keep the profanity and crying to a minimum.
The God-Machine Protects
Oh my, yes