Here us a list of the various schools that I am aware of that have guaranteed transfer options and/or delayed admissions programs. @ucbalumnus do you know anything about the UCB program (pointed to in the link) it is pretty interesting…
1 year “guaranteed” transfer option
Cornell
BU
Georgia Tech (hooked applicants only)
1 semester delayed admission with partner school
USC
Northeastern
1 year delayed admission
Case Western
1 semester delayed admission
Middlebury
Cornell
1 semester delayed admission but you take classes on campus
UC Berkeley
U Maryland
https://plexuss.com/news/article/spring-admission-explained