Cards that care about mana value like Caustic Bronco, Sorin, Grim Nemesis, or Twilight Prophet are good incentives to have expensive cards around
As a Commander finisher, it doubles down in decks led by Xenagos, God of Revels or Aurelia, the Warleader
If you somehow can't discard a card (probably because you had no cards in hand and another effect prevented you from drawing cards), you won't put any counters on Cait no matter whether or not the defending player discarded a card or what that card's mana value is
One uses the Toedscruel card from Future Flash [SV4M] for counterplay against the Gholdengo ex and Gardevoir ex decks while another includes the Genesect card from Night Wanderer [SV6a] as a tech against the Gholdengo ex deck
From massive marketplaces to niche communities, here are the top online spots to build your collection
This is a surprise minor side note, but the previous two entries really inspired me to do something new and amazing with my Neo Redux blanks