It holds up to 100 double-sleeved cards
A Bitterblossom in your upkeep, an Elspeth, Storm Slayer activation in your main phase, an Alandra, Sky Dreamer somewhere in there, and you have more cards than your opponents with very little effort
This is especially true in the era of rapid power creep, and even more pertinent when your commander costs four mana and doesnt provide immediate advantage by himself
Conditions Allow - Gor Muldrak, Amphinologist THE SALAMANDERS ARE TAKING OVER
For instance, check out the strange-looking plant wurm Ouroboroid, a four-mana creature that basically doubles in size every turn
To play this card, I'd say you need to be into the prowess realm, or have specific synergies with enchantments/artifacts