This animal appears in the Monster Manual (2024).
Multiattack. The elephant makes two Gore attacks.
Gore. Melee Attack Roll: +8, reach 5 ft. Hit: 15 (2d8 + 6) Piercing damage. If the target is a Huge or smaller creature and the elephant moved 20+ feet straight toward it immediately before the hit, the target has the Prone condition.
Trample. Dexterity Saving Throw: DC 16, one creature within 5 feet that has the Prone condition. Failure: 17 (2d10 + 6) Bludgeoning damage. Success: Half damage.