You should go read the OCG thread, that will clear some stuff for you, what should you capitalize and what not, what words do you use and what specific type of sentence building you use, you'd also notice the wrong phrases you use (as in "This Card cannot be Summoned or Set, only if "Mt.Olympus" is on the field can it be Summon", which HAS to be "This card cannot be Summoned or Set, except while "Mt
Summary Braids, Panoptic Mirror, Gifts Ungiven, Coalition Victory, and Sway The Stars are unbanned in Commander
The main reason these cards are desired by players, outside their playability, is the fact that many of the basic forms of these creatures feature adorable art, and Oshawott is one of the best examples of this in White Flare
Since it is a 1 time mission reward you will not be able to get it again