Scarce and rare! I accidentally broke seal so is new but opened.
Released originally in 1999 by Infogrames, with development helmed by Accolade the game was originally marketed on the technology behind Accolade's "Ecstasy" engine, but was a commercial flop in the wake of the game's initially lukewarm reception, and ended up being the only game made with the engine
Such is the story of Slave Zero, a Mecha Game heavily influenced by the style of shows such as .Neo Genesis Evangelion .
From Slave Zero(tm) README.TXT
April 2, 1999
(c)1998, 1999 Accolade, Inc. All rights reserved.
This Software is a pre-beta demo of Slave ZeroTM
using the Ecstasy EngineTM. The Software is provided
under license by Accolade for demonstration purposes only
and may not be copied, distributed, transferred or sold
in any manner. The Software is provided "AS IS" and without
any warranty of any kind, and Accolade retains all
ownership, right, title, and interest in and to the
Software, including the Ecstasy EngineTM.
Slave Zero is currently scheduled for release in June ’99
