P/T Number 58 Language English Legal Formats Commander, Legacy, Pauper, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Modern, Pioneer, Standard, Timeless Rulings (5/29/2014) Cogwork Librarian essentially lets you draft two cards from a booster pack in exchange for putting Cogwork Librarian back into that booster pack
Nothing costs more than two energy, which is a really big deal
Its super effective
While Commander as a format has a great host of counter synergy, alongside older Hydras to benefit from them, those decks can often suffer from creating immense stacks of power and toughness without any way to actually benefit from them
Cultural Phenomenon : Owning this book is a direct link to the height of the original "Pokmon fever" that swept the world in 1999.