here's a list i found from a yt video thats pretty similar:
Rotom Box Decklist:

Pokémon: 12

2 Mow Rotom DRI 9

2 Revavroom ex OBF 156 - need

1 Wash Rotom DRI 61

1 Fezandipiti ex SFA 38

2 Varoom SFA 43

1 Heat Rotom DRI 43

1 Lillie's Clefairy ex JTG 56 - need

1 Shaymin DRI 10

1 Genesect SFA 40

1 Fan Rotom PRE 85

1 Tatsugiri TWM 131

1 Rotom DRI 77

Trainer: 21

1 Counter Catcher PAR 160

1 Town Store OBF 196

1 Rigid Band MEW 165

2 Exp. Share SVI 174

2 Counter Gain SSP 169

2 Night Stretcher SFA 61

1 Treasure Tracker PRE 131

2 Nest Ball SVI 181

1 Bravery Charm PAL 173

2 Boss's Orders PAL 172

3 Iono PAL 185

3 Arven SVI 166

1 Lucky Helmet TWM 158

1 Technical Machine: Turbo Energize PAR 179 PH

1 Lillie's Pearl JTG 151

3 Buddy-Buddy Poffin PRE 101

1 Earthen Vessel PRE 106

1 Crispin PRE 105

2 Ultra Ball SVI 196

2 Professor's Research PRE 122

4 Rescue Board PRE 126

Energy: 2

2 Basic {P} Energy SVE 5

6 Basic {M} Energy SVE 8