Forced crouch makes certain combos possible like 2S/f.S -> 6K -> 6H. Not a gamechanger, but it doesn't hurt.
Not sure I understand your other problem. Exe Beast always triggers after a set time regardless if you don't hold/tap a button. Doing so just fires it earlier.
Mizutani Kubiwa, another good TE I forgot to mention
http://www.youtube.com/watch?v=MrWCZMPMsLE#t=7m33s
www.youtube.com/watch?v=JYf6Eaerntg#t=10m15s
http://www.youtube.com/watch?v=8OxT-CihY9A#t=9m40s
A-Cho stuff
Tourney-
http://www.youtube.com/watch?v=LlG4d1aaU48#6m40s vs May
http://www.youtube.com/watch?v=LlG4d1aaU48#t=11m39s vs May
http://www.youtube.com/watch?v=LlG4d1aaU48#t=19m04s vs Johnny
http://www.youtube.com/watch?v=LlG4d1aaU48#t=26m38s vs Sol
http://www.youtube.com/watch?v=LlG4d1aaU48#t=28m17s vs Slayer
Casuals-
http://www.youtube.com/watch?v=DHsAcXoeiR8#t=8m55s vs Anji, Axl
http://www.youtube.com/watch?v=DHsAcXoeiR8#t=19m04s vs Various
http://www.youtube.com/watch?v=DHsAcXoeiR8#t=1h08m45s vs Sol