The main problem with this approach, given that Energy cards are not in Pokemon TCG Pocket at all, is that one can potentially never get enough Energy of a given type because each one is generated randomly between the possible types in the deck
First, lets look at the card on its own
Stone of Erech severely punishes players for using graveyard strategies and creature death effects, since Stone of Erech exiles any creature that would die, keeping the graveyard empty
Card Set(s) -Yellow Charlotte Katakuri- [ST-20] CARD VIEW
Her most famous work remains the VSTAR Legendary Pokmon cards from Crown Zenith, or either version of terastallized dark-type charizard, but in the Mega Evolution era cards featuring Hawlucha and Latias star her art, and it's frankly a crime that this Zoroark art from Pocket isn't appearing on a physical card

] Monsters (19): Cyber Dragon BW - Gale the Whirlwind BW - Blizzard the Far North (X2) BW - Kalut the Moon Shadow (X3) BW - Bora the Spear (X3) BW - Shura the Blue Flame (X3) BW - Sirocco the Dawn (X2) BW - Elphin the Raven BW - Mistral the Silver Shield Dark Armed Dragon Caius the Shadow Monarch Spells (9): Mystical Space Typhoon Giant Trunade Heavy Storm Dark Euroption Black Whirlwind (X2) Book of Moon Pot of Avarice Smashing Ground Lightning Vortex Traps (10): Mirror Force Torrential Tribute Bottomless Trap Hole (X2) Icarus Attack (X2) Magic Cylinder Dimensional Prison (X2) Trap Jammer Synchro (6): Blackwing Armed Wing (X2) Blackwing Armor Master (X2) Blackwing - Silverwind the Ascendant (X2) I will not remove Elphin or Mistral from the deck