Volume 45 has been announced for release, so let's try for 46.
- Will feature Aizen in his Hougyoku form
- Black text
- Titled "Deicide"
- Will feature Isshin in Shinigami form
- Deep red text
- Titled "Edge of the Silence"
- Will feature Aizen in his partly transformed form
- Blue text
- Titled "Back from Blind"
- Will feature Isshin in Shinigami form with his *awesome* finger-flick pose
- Forest Green text
- Titled "The Death Trilogy Finale"
Not easy with this one; every other character that's appeared recently has already been featured.