lord of the rings mtg commander precons A Guide to Hosts of Mordor Precon! Sauron, the Dark Lord LotR

Sephiroth on the other hand plays into the usual control strategies favored by Blue/Black by growing in strength for every opposing creature you remove from play

This last point bears teasing out a bit

More than one mage was driven insane by the sound of the Millstone relentlessly grinding away

It verges towards the generic, but you cant deny the power of a Coastal Piracy variant that proliferates

The fact that it keeps your hand size balanced also makes its equip cost regularly drop to zero, at which point it starts punching well above its weight efficiency-wise

The Phyrexian horror token it generates has more and more power on each subsequent turn eventually, if your opponent cant answer the Forge or beat you first, you will win the game without spending any more than the initial 3-mana investment