It's often easiest to build with a theme in mind
Could it win you games from your Mystery Booster 2 draft, absolutely, but including it in other decks is more of a flavor choice
It is absolutely soul-crushing to watch your massive Orc Army disappear to a timely Swords to Plowshares or Path to Exile, let alone watch your 14/14 get blocked by a measly 1/1 goblin with no repercussions
Lord Windgrace Bizarrely, Lord Windgrace is the face Commander of a past Commander precon that functions very similarly to Edge of Eternities World Shaper
Everything in this deck is designed to increase the counters on all your creatures making them hit harder and tougher to kill simultaneously
While many of us will likely opt for the premade Starter Decks, at least to begin with, those who'd prefer to use these as a starting point or construct something from booster packs can clearly whip up wild strategies with which to test their opponents