While situationally useful, the Orb was not worth the slot and I changed it to a second Relic of Progenitus for Sundays Invitational Qualifier
And, without some substitutions, the starter deck can't stand alone against competitive custom decks either
They often see play in decks that are trying to fill their graveyards and play multiple spells per turn
This actually came as a surprise to me, as conditional mana ramp that adds extra hoops to jump through beyond having fewer lands than your opponent is almost always unplayable, but when that hoop is take this creature off the battlefield, and the reward is both ramp and potentially filling your hand with any land with the Plains subtype, the results are surprisingly effective
From there, things get even better, as The Great Work is an awesomely powerful Saga