You normally have to use the mana from firebending during combat or it goes away, but Electro lets you bank unspent red mana as steps and phases end
While the auto fill tool worked perfectly I did hit a couple issues
& 1 Nykthos, Shrine to Nyx, Month 7 : Rent $5.03/week, buy 1 Murderous Rider & 2 Kalitas, Traitor of Ghet Now, after 7 months, the rental limit you need is $168 instead of $320, and you own a lot of Pioneer, Modern, and Standard staples that you can use in other decks and formats
Tarkir: Dragonstorm has some absolute fire cards, and I'm not talking about the Soulfire borders either
Graded Population Report: Ilima #146 Visualize the distrbution of grades in the chart
The Soul Stone was no exception, but its now following a predictable pattern