Release info TBA.
Robot Damashii [Side HL] Zegapain Altair was first showcased at Tamashii Nation Autumn 2009 held early October last year. Hopefully the release info will be confirmed at the upcoming Tamashii Feature Vol. 1.
Updates on S.H. Figuarts:
* S.H. Figuarts Kamen Rider W Fang Joker confirmed to be released in late May.
* S.H. Figuarts Kamen Rider G3-X and G4 will be out in late May as well.
* S.H. Figuarts Kamen Rider Decade Shop Campaign - Special prize set of display stand and cards to show Kamen Rider Decade's finishing move I suppose. ^^
All images are from ToyWorld Forum: Link 1, Link 2, Link 3.