Gundam.info is having a poll for the next possible HGCE GunPla. The result shows that the Destiny Impulse Gundam tops the survey. Following with Sword Impulse Gundam with 198 votes, Impulse Gundam Blanche with 51 votes , Gaia Impulse with 50 votes and Destiny Impulse Gundam R with 31 votes. Abyss Impulse Gundam and Gaia Impulse Gundam are running with 22 and 21 votes.
Don't get your hopes up yet. The next HGCE GunPla does not really depend on this survey yet, but the chances are greater for Bandai is testing the fan bases of each mobile suits. Numbers of each vote will still change.