pokemon trading card game black and white boundaries crossed & White: both White Kyurem and Black Kyurem Pokemon Black & White Boundaries

In other words, Proliferate lets you put more good counters on your cards which already have good counters on them, and put more bad counters on your opponents stuff with bad counters

So, youre developing a massive blocker, gaining cards in your hand, and going for two heavy attacks to keep aggroing the opposing player, while making sure your Leaders draw effect remains active

Enhanced Surveillance hearkens back to my favorite Fluxx card, X = X + 1 (aka Inflation, if you own a newer copy of Fluxx)

Its effects make it particularly good for modified and enchantment decks, but you can run a different archetype and still use Roaring Earth

I struggled to narrow it down to only 10