Originally Posted by superturrican2
Saint Dragon seems to have been developed using Amiga hardware, other than ported from AtariST.
R-Type 1 seems an AtariST port, while R-Type 2 not.
X-Out seems an AtariST port, while Z-Out not.
X-out and z-out are amiga first. I own the atari ST version of them both, and they are downgraded versions from the amiga