Theres even an Arena starter kit
categorized into different Energy types (Fire, Water, Grass, etc.)
Its since started to waver, with several sales below that all-time high, but the sub-$300 listings keep disappearing almost as fast as they go up
I think Harvester is better in a Mono Black deck because black is limited in ways to destroy non-creatures and has many ways to get value out of your own creatures dying, but if you're in, say, black/green and packing lots of green's artifact/enchantment removal, Kothophed could be superior
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With Charizard GX Deck Code you get the following Cards in the PTCG Live 1 Charizard GX SM211