In Kamen Rider Ruki, there was Survive Modes only for Ryuki (Dragon Knight) and Knight (Wing Knight). There were other one splanned. Only some were revealed in toys and magazines.
Kamen Rider Zolda Survive appeared in a magazine, we never saw it on the show, I don't know if this was official or not.
Kamen Rider Raia Survive is the only Survive Mode that didn't appear on the show to actually be released as a toy. It was designed by the guy who designed the Ryuki suits.
Kamen Rider Blue, but I think maybe it would be Kamen Rider Blade, but neither make sense.
Above is Kamen Rider Odin Survive, not sure if it was for sale but it was made for the S.I.C. Series. Some of the S.I.C. are not available for purchase but only appear in magazines and cards.
The following four are fan renditions: