Possibility StormPossibility Storm (13,782 Inclusions, 1% of 1,085,122 Decks) Sadly, I've never had the opportunity to have a Tidal BarracudaTidal Barracuda and a Possibility StormPossibility Storm in play at the same time, but it's hard to imagine a greater pandemonium
Recently, Salamence dropped below $29 but still maintains a solid price that's likely to remain similar in the future
This is basically a set in itself, with hundreds of reprints that will be legal in Standard for years to come
A Urza, Lord High Artificer proxy lets you run this powerful staple across every deck you own without paying secondary market prices
There are 33 Secret Rare cards in the Stellar Crown set
My last article touched on this subject a bit