Only time will tell if The Lost Caverns of Ixalan holds up the same way, but there definitely appears to be some strong cards for Constructed play
He could be trying to steal the professor's research for his own ends, or he could trick trainers into giving him their Pokmon under the belief that he was the genuine article
Chapter III is the pot of gold at the end of your epic journey
Understand Game State: The game exposes elements like Phases, Turns, Chain, Bot, and Player
(7/12/2019) If you counter a delayed triggered ability that triggered at the beginning of the "next" occurrence of a specified step or phase, that ability won't trigger again the following time that step or phase occurs.
"Pitknight Archfiend" I include it because it can recover resources while using the Graveyard effect of "Promethean Princess, Bestower of Flames," but basically I don't use its own monster effect negation, and any other monster is fine as long as it is a FIRE monster (e.g., even if you Xyz Summon "Number 41: Bagooska the Terribly Tired Tapir" and only "Ignister Prominence, the Blasting Dracoslayer" remains, the number of disruption cards remains the same), so the priority is low