MGAB-V783: polar
From ZTF data. Porb=0.0947083(1) d. Amplitude 1.3 mag and single peak per cycle. High and low states.
192045.058 +371624.13 (2000.0) Gaia_DR2_2051054519743616512 plx=1.093(0.286) dismod=9.8 pmra=-4.216(0.478) pmdec=-11.123(0.453) G=19.409 BP=19.817 RP=18.875 192045.058 +371624.13 (2000.0) Gaia_EDR3_2051054519743616512 plx=1.089(0.212) dismod=9.8 pmra=-4.553(0.232) pmdec=-10.492(0.269) G=19.276 BP=19.669 RP=18.775
Faint and color is also compatible with a polar.