1) Wipe files (Ctrl-Shift-Del)
2) Split big file - with password
3) Delete directly from search result list (F8/Del)
4) Search criteria: Modify Date, Create Date, Acces Date
5) Save result search list (result1, result2, result3...)
- Add to an existent Container (current)
- Add to a new Container
6) Edit directly from result search list (F4)
7) Double click default setting in result search list: View [F3], Open (Edit) [F4] or Go to file
8 ) Ctrl-A - select all (dirs inclusive)
9) Alternative line in MRT
10) Alternative line in synchronize
11) Check box to every file into synchronize tool
12) Button on folder line for check/uncheck files under directory for synchronize/except the files
13) Status Bar in Lister
14) Window splitter at 0%, 25%, 50%, 75%, 100%
15) Highlight editor
16) Add current directory directly to favorite
Few of those are asked through TC forum and can be implement into TC.
More of them in new 7.5 version, since is not to late.
BTW, I like TC.

Compare TC with others:
http://en.wikipedia.org/wiki/Comparison_of_file_managers