Innate Spellcasting. The drider’s innate spellcasting ability is Wisdom (spell save DC 13). The drider can innately cast the following spells, requiring no material components:

Fey Ancestry. The drider has advantage on saving throws against being charmed, and magic can’t put the drider to sleep.   Spider Climb. The drider can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.   Sunlight Sensitivity. While in sunlight, the drider has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.   Web Walker. The drider ignores movement restrictions caused by webbing.