However, once a set goes out of print, the supply will quickly diminish and every pack opened is one less that is in supply for the future
The opportunity cost associated with playing a Polymorph/Scramble strategy with this Commander is likely worse than if you played either multiple decent-but-not-winning flip choices, or abandoned the strategy
Number Four Coldsteel Heart beats out the likes of Eldritch horrors, abominable snowmen, and even Nordic gods to snag the Number Four spot on our list
More importantly, since these have a high mana value, you can easily deal massive damage whenever you pay 3 mana to equip and use them as removal or to deal a big chunk of damage to your opponents
Id be tempted to see if more casual EDH folks would be up for counting unicorns as horses for the purpose of Crested Sunmare given how low-powered this creature type can be
It's a great bit of artifact synergy, and one of the few highlights from March of the Machine: Aftermath