Tower of Terror
Before Do-Dodonpa's initial opening, only two roller coasters reached or went beyond the barrier. As of 2020, that number stands at six (including Do-Dodonpa): ; Red Force; Top Thrill Dragster; Kingda Ka; Do-Dodonpa; and Formula Rossa, the world's fastest roller coaster. Furthermore, Tower of Terror II, which was previously known as Tower of Terror, once traveled at least , but it is currently no longer in operation.