Going Siren Stormtamer into Kitesail Freebooter into Fell Flagship or Ruin Raider is a ton of flying damage or extra cards drawn by the third turn
She also has an ability that triggers whenever the player completes a dungeon, reanimating a creature from their graveyard
However, Overrun can still be a solid inclusion in decks looking to go wide with creatures and push through damage quickly, so it could see play in the right context
With access to both ramp and card draw, youll have plenty of fuel to burn
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
Conclusion When hearing about major sales in Pokmon cards, it is most often with these first edition shadowless cards