For Sealed Investors S7R has demonstrated one of the most reliable appreciation curves in the S-series: a 42 growth from 4,950 MSRP to 210,000 over 5 years, with consistent upward momentum and no major price crashes
On price, go in with eyes open: the English presale level of roughly $193 sits well above the Japanese comp near $60, so there is real room for the price to move once the market settles
White has the most exalted cards and along with blue, desires the early ramp badly
Energy and atmosphere do a lot of the work here, giving the card a dramatic, weather-event feel rather than a static portrait
Certain Pokmon that are top-tier in the main series may be much less useful in the TCG and vice versa
You get lots of counters overall, but 6 mana and sorcery speed is usually in the good for Limited range