I'm currently looking for Aptitude on Peri, Odin and Gunter, as well as Death Blow and Vantage for Selena.
Updated to my Revelations Castle now as follows.
Castle Code: 17773-22919-58452-76705
Ryoma - Aptitude, Luna, Death Blow
Kagero - Aptitude, Rend Heaven, Astra, Death Blow, Vantage
Hinoka - Aptitude, Luna, Astra, Vantage, Bowbreaker
Rinkah - Aptitude, Rend Heaven, Astra, Death Blow, Vantage
Sakura - Aptitude, Rend Heaven, Astra, Death Blow, Vantage
Oboro - Aptitude, Vantage, Astra, Death Blow
Hana - Aptitude, Rend Heaven, Lance Breaker
Setsuna - Aptitude, Astra, Rend Heaven, Quixotic, Renewal
Effie - Aptitude,
Beruka - Aptitude, Bowbreaker, Life Taker