Multiattack

Two Lances. If mounted mount can then make one melee weapon attack.

Lance

Melee Weapon Attack: +7 to hit, 10 ft., one target, 10 (1d12+4) piercing damage + 7 (2d6) poison.

Javelin

Melee or Ranged Weapon Attack: +7 to hit 5 ft. or range 30/120' one target 7 (1d6+4) piercing damage + 7 (2d6) poison.