By purchasing Mega Evolution - Phantasmal Flames Pokemon TCG Live codes you can possibly acquire the following cards: Mega Charizard X ex, Mega Gengar ex, Mega Diancie ex, Mega Luppony ex, Mega Sharpedo ex, Mega Heracross ex, Oricorio ex, Empoleon ex, Rotom ex, Mismagius ex, Dawn, Grimsleys Move, Battle Colosseum, Switch, Heat Burner, Punk Helmet, Ignition Energy, Sacred Charm
Season of Loss is very similar to By Invitation Only if you go for five of mode one
This commander doesn't do much else, though, which makes it an optimal commander for weenie or specific combo decks, but weak for anything else
You win through board control
You can Summon it with a new Spell Card that lets you Fusion Summon by discarding cards, triggering the effects of any "Dark World" monsters used as well as other powerful DARK monsters like the "Danger!" monsters