However, be persistent and you can get there - because collecting just one of the cards puts you closer to completing 'Extradimensional Crisis Museum 2' as well
It was good, it was solid, it was a star, and it has been completely outclassed since then
It creates a greater sense of parity between free-to-play and paying players, and it might even cause some people to spend more money on pack openings to boot
"Flashforward [cost]" means "You may cast this card from exile by paying [cost] rather than paying its mana cost" and "If the flashforward cost was paid, put this card on the bottom of its owner's library instead of putting it anywhere else any time it would leave the stack." You must still follow any timing restrictions and permissions, including those based on the card's type
Any well-built deck is going to want to develop a board state, execute and protect its game plan and interfere with other players' attempts to do the same