Catcher of the Church

Shapechanger. The yuan-ti can use its action to polymorph into a medium snake or back into its true form. Its statistics are the same in each form. Any equipment it is wearing or carrying does not transform with it.

Magic Resistance. The yuan-ti has advantage on saving throws against spells and other magical effects.

Innate Spellcasting. The yuan-ti's innate spellcasting ability is charisma (spell save DC 13). The yuan-ti can cast the following spells requiring no material components:

At will: animal friendship (snakes only)
3/day: suggestion

Multiattack (Yuan-ti form only). The yuan-ti makes two two melee attacks, but can use its radiant lasso only once.

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit (1d4+3) piercing damage and the target must make a constitution saving throw (DC 13) or be paralyzed for 1 minute, the target may remake the saving throw at the end of each of their turns ending the paralysis on a success.

Radiant Lasso. Melee Weapon Attack: +6 to hit, reach 15 ft., one creature. Hit (2d6+3) radiant damage, and the target must make a dexterity saving throw (DC 15) or be pulled 10 ft towards the yuan-ti and grappled (escape DC 13), which then may make a bite attack against the creature as a bonus action.

Scimitar. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit (1d6+3) slashing damage.

Body Block. The yuan-ti interjects a creature it is grappling in between itself and a ranged or melee attack from a creature it can see, sharing the damage taken between the two.