Complex sentence: The OMACs are guided by the Brother Eye satellite, as in the original Kirby stories, but in the mini-series, Brother Eye is a captured spy satellite originally built by Batman to observe the members of the Justice League.
Split into simpler sentences: The OMACs are guided by the Brother Eye satellite, as in the original Kirby stories. In this miniseries, Brother Eye is a captured spy satellite, originally built by Batman to observe the members of the Justice League.