So far, one set has been released with each story arc of four sets, at the end of each arc
You can use the effects on Items and Locations right away after playing them
Pokmon was always written as Pocket Monsters, there was no bold print on the Ability box, there was no Resistance mechanic, there were vital stats in its flavor text, and so on
Also Nuclear Fallout is super sweet wipe in the deck that can actually double as a (somewhat janky) finisher since they will (eventually) lose an extra life each time we proliferate their rad counters
(7/14/2017) Damage from a source with wither has no effect on creatures
Given how much the Flicker Tron decks draw through their deck, if your opponent has four Mulldrifters, a Dinrova Horror, two copies of Stonehorn Dignitary, and two Sea Gate Oracles, that's 16 damage