Whenever a creature you control dies, put a loyalty counter on Lolth, Spider Queen.: 0: You draw a card and you lose 1 life.: 3: Create two 2/1 black Spider creature tokens with menace and reach.: 8: You get an emblem with "Whenever an opponent is dealt combat damage by one or more creatures you control, if that player lost less than 8 life this turn, they lose life equal to the difference."
The main one being that if you have enough dark types for it (which you will if you're playing a dark type deck), you can use his ability to put 8 dark type Pokemon onto your bench, making for a whopping 9 Pokemon in play
Brineys Compassion Best scoop up card in Pokmon TCG in my opinion
Green also gives the deck some strong answers to hate pieces in the sideboard
Though the rest of the cycle was overshadowed by the absurd power of Jace, Vryns Prodigy, the rest of the cycle was incredibly flavorful, and Chandra, Fire of Kaladesh saw some (very) fringe play during her time in Standard