When using Sonia can I get one Pokemon and one Basic Energy card?
No, you can get up to two of one kind or the other; you cannot mix & match.
Source: Rebel Clash FAQ (2020-04-18), TPCi Rules Team (2020-04-30)

Relevant cards

Note: All applicable cards may not be listed below.
SWSH2_167
SWSH2_167
SWSH2_192
SWSH2_192
SWSH2_203
SWSH2_203