Able to deal with virtually any problem, Capsize couldn't be dealt with through conventional means (you'd usually have to kill your own creature to have a chance of fizzling Capsize)
You surely want to be able to cast this guy (or See the Unwritten, the same mana cost), so youll probably want to run Rattleclaw Mystic
How about some targeted removal to deal with enemy threats (On Thin Ice, Gelid Shackles, Winter's Rest, card]Priest of the Haunted Ridge[/card])
Creating a baseline 2/1 myr and turning your, say, Treasure tokens into that is very powerful, but thats just the beginning
Print your custom card concept as a real physical object show it at your local game store, gift it to a friend, or add it to your display collection