If youre wanting to take longer turns and do more math in your game you should absolutely have those last two cards on the battlefield at the same time ( )
More often than not, especially with all of the great commons and uncommons being printed right now, there is more money in these packs than you may think
You can only use this effect of "Scrap Factory" once per turn

EXTERNAL LINKS - ALL FIXED Ask Wizards December 2003 Broken Link Ask Wizards - December, 2003, Feature Article - December 1, 2003 - Wayback Machine Land of the Rising Fun - Feb 14, 2005 - Wayback Machine 1996 World Champion, Magic Arcana Broken Link 1996 World Champion, Magic Arcana - May 9, 2002 - Wayback Machine World Records, Magic Arcana Broken Link World Records, Magic Arcana - September 14, 2011 - Wayback Machine World Quiz, Magic Arcana Broken Link World Quiz, Magic Arcana - December 1, 2014 - Wayback Machine Rarest trading card 1996 World Champion Original Art Video INTERNAL LINKS Hobby Japan Life Counters 1996 World Champion - Unique Cards SET NUM CARDNAME ARTIST SOURCE DATE INFO 001 1996 World Champion Christopher Rush Winner card of the 1996 World Championship 1996-08-14 YES Shichifukujin Dragon 1996 - Unique Cards SET NUM CARDNAME ARTIST SOURCE DATE INFO 002 Shichifukujin Dragon Christopher Rush Celebration card of the Japan DCI Tournament Center 1996-?-

That said, theres still hope for resellers