Image Item No. Description  71397-1 (Inv)  Lab and Poltergust - Expansion Set 136 Parts, 2 Minifigures, 2022 Catalog: Sets: Super Mario: Super Mario Expansion Set: Luigi's Mansion  71399-1 (Inv)  Entryway - Expansion Set 437 Parts, 3 Minifigures, 2022 Catalog: Sets: Super Mario: Super Mario Expansion Set: Luigi's Mansion  71401-1 (Inv)  Haunt-and-Seek - Expansion Set 776 Parts, 4 Minifigures, 2022 Catalog: Sets: Super Mario: Super Mario Expansion Set: Luigi's Mansion