Notably, no tournament in my sample was won with a Dialga ex deck, while six events (75% of the sample) were dominated by either a Palkia ex or Darkrai ex setup
In single colours, two are white, six are blue, three are black, eight are red, and one is green
These are do nothing cards on their own and so have to put in that bit more work to be worth running when compared to a card like Yahenni
Theres also Edgar, Charmed Groom, which is very much worth the inclusion, yet puts many creatures out of range of triggering Welcoming Vampire as well
Bouncing cards back to their owners hand is a great way to clear potential challengers or retrigger on-play abilities, but the effort you need to go through to get it is a bit much