race features:
Nimble Climber: Cave Goblins suffer no movement penalties while climbing up vertical surfaces. They may climb upside down at half speed.
Spider Rider: You have proficiency in the Animal Handling skill when it comes to spider like creatures.
Sunlight Sensitivity: While in sunlight, the cave Goblin has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Superior Darkvision: Your Darkvision has a range of 120 feet, instead of 60.
Wall Climbing: You can walk up vertical surfaces without expending any extra movement. You can also climb on ceiling at half speed.