With Ojutai, the control player could then swing once they had counterspell mana up, and upon connecting once, the game was usually over, as they could chain counterspells, other interaction, or more Ojutai
You could include a full cycling package, with Fluctuator, New Horizons, and perhaps a different set of wheels
Enter Duskmourn
Gone are the days when people needed to debate whether the Urza lands or Strip Mine can be considered common cards because they were printed in special sheets with common rarity
This is going to win a lot of Limited games and not much else, though I can see the foils of this going for a high premium
That would make one of these swampwalking Wraiths the perfect Ring-bearer