Obsidian Flames is one of the few sets where the most expensive cards for collectors are also the ones people actually play The Pokemon Center ETB Charmander SVP044 promo became a regret purchase for collectors who skipped it at release
The trick of these cards in Commander's modern landscape, however, is to play scant few options to potentially flip off the top of your library
On Magic Online, Battle for Zendikar Standard is the second most expensive format since Return to Ravnica , coming in just behind the Pro Tour spike of Gatecrash
That also means its probably the hardest deck to upgrade since theres only so much support that exists for the themes present in the deck
It comes from the 1999 Classic - Fossil 1st Edition Prerelease set, card number 1
The best of the bunch is the Umbreon VMAX card, currently going for over a staggering $600.00+