The Williams Pinball: Volume 4 Add-on for Pinball FX3 has 3 achievements worth 15 gamerscore.
Reach Wet Willie's resort and start the Wizard mode on the White Water™ table. (Single player only)
Hit the second Jackpot at Red during multiball on Red and Ted's Road Show™. (Single player only)
Score over 10 Million during Clown Time on the Hurricane™ table. (Single player only)