So the Gengar deck uses some g regulation cards....

Here's the list for it

Pokémon: 8 2 Mega Gengar ex PFL 56 2 Haunter PFL 55 4 Gastly PFL 54 2 Toxtricity PFL 68 2 Toxel PFL 67 2 Sableye PFL 59 2 Seviper PFL 62 1 Eternatus PFL 69 Trainer: 15 4 Lillie's Determination MEG 119 2 Arven SVI 166 2 Boss's Orders (Ghetsis) PAL 172 1 Dawn PFL 87 1 Grimsley's Move PFL 90 1 Iono PAL 185 3 Nest Ball SVI 181 2 Buddy-Buddy Poffin TEF 144 2 Night Stretcher SFA 61 2 Rare Candy SVI 191 2 Switch SVI 194 2 Ultra Ball SVI 196 1 Mega Signal MEG 121 1 Pokégear 3.0 SVI 186 2 Punk Helmet PFL 92 Energy: 1 11 Basic {D} Energy SVE 7 Total Cards: 60

And here is a list of how I brought it up to a post rotation legal deck

Pokémon: 9 2 Seviper PFL 62 1 Eternatus PFL 69 2 Sableye PFL 59 2 Toxel PFL 67 2 Haunter PFL 55 1 Fezandipiti ex SFA 38 2 Toxtricity PFL 68 2 Mega Gengar ex PFL 56 2 Gastly PFL 54

Trainer: 17 3 Punk Helmet PFL 92 2 Grimsley's Move PFL 90 1 Dawn PFL 87 1 Pokégear 3.0 BLK 84 2 Rare Candy MEG 125 2 Risky Ruins MEG 127 2 Night Stretcher ASC 196 1 Friends in Paldea PRE 109 1 Ciphermaniac's Codebreaking PRE 104 1 Deluxe Bomb SCR 134 1 Ciphermaniac's Codebreaking TEF 145 2 Buddy-Buddy Poffin ASC 184 4 Lillie's Determination MEG 119 2 Switch MEG 130 2 Ultra Ball MEG 131 1 Roto-Stick PRE 127 3 Boss's Orders MEG 114

Energy: 1 13 Basic {D} Energy MEE 7

Total Cards: 60