The $7200 red WOZ still ain't bad.
There was $135 for a huo Mars Trek.
Lightning needed a couple boards but ok for $100.
Nice looking Galaxy for $75 - took a pair of 5101s to make it play.
Passed on a $100 KISS circa 1995 as I hadn't a clue how to deal with a near-whitewood playfield and battery rotted mpu.