Axl

Magical Resistance: Has advantage on saving throws against spells or other magical effects.

Spider Climb: Can climb difficult surfaces including upside down and ceilings without needing to make an ability check

Web Sense: While in contact with a web, the spider knows the exact location of any creature. 

Web Walker: Ignores movement restrictions caused by webbing.

Multiattack: Axl makes one attack with its pedipalps and one bite attack.

Pedipalps: Melee Weapon Attack: +8 to hit, reach 5ft, one creature. 1d6 piercing damage and 5d8 poison damage. The target must make a DC 14 Constitution Saving throw taking the full poison damage on a failed save or half as much on a successful one. If the poison reduces a target to zero hit points, they are stable but paralyzed until healed.

Web (recharge 5-6) Ranged Weapon Attack: +8 to hit reach 60-90 ft, one creature. The target is restrained by webbing. As a full action, the restrained target can make a DC 16 Strength check, bursting the webbing on a success. The webbing can also be attacked (AC 13; hp 15, vulnerability to fire damage; immunity to bludgeoning, poison and psychic damage.)

Opportunity Attack: Can make an attack if an opponent moves out of mele range

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