How about a Joker (SFM) clone for Great Escape possibly under the name of "Pandemonium" since they no longer use any of the licensed properties that Six Flags uses or Superman: Ultimate Flight (SFDK) clones!
Darienlaker (me) and the police arrested it, but then Darienlaker (me) busted out of prison many months later and created a potion that turn it into a...
A loop, but they were forced to close the RMC coaster and they got rid of the loop and sold it to Darien Lake which came back to existence. They named their RMC coaster from Holiday World as "Predator's Revenge" as a result the Predator was removed for the new coaster. Then Darien Lake added as Gerstlauer spinning coaster called...
You might want to add Darien Lake to the list as well even though they already have a Boomerang coaster, but they need a new coaster anyways since it's been like five years since their last coaster was added!
^Boomerang can't have two trains running because it's a shuttle coaster like all boomerang coasters and the kiddie coaster's lone train has like 3 or 4 cars on it and it's too small for more than one train let alone being a "kids only" coaster!