Andrias

Amphibious. Andrias can breathe air and water.

Standing Leap. Andrias's long jump is up to 20 feet and its high jump is up to 10 feet, with or without a running start.

Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 7 (1d10 + 2) piercing damage plus 5 (1d10) poison damage, and the target is grappled (escape DC 13). Until this grapple ends, the target is restrained, and the toad can't bite another target.

Swallow. Andrias makes one bite attack against a Medium or smaller target it is grappling. If the attack hits, the target is swallowed, and the grapple ends. The swallowed target is blinded and restrained, it has total cover against attacks and other effects outside the toad, and it takes 10 (3d6) acid damage at the start of each of the toad's turns. The toad can have only one target swallowed at a time. If the toad dies, a swallowed creature is no longer restrained by it and can escape from the corpse using 5 feet of movement, exiting prone.

Tail attack. Andrias makes one area attack against up to 3 targets. every target has to make a dexterity saving throw equal to 15. If they succeed, the attack makes half of the damage, (2d6) of force damage

Charge. Andrias makes a charge attack.  Every target in a line of 20 fts straight must make a dexterity saving throw equal to 13. If they succed, they recive half of the damage, 20(4d6 +3) of force damage

Energy blade.Meele weapon attack, 25 (6d6 + 3) slashing damage to one target, also 2 fire damage or lightning damage per turn.

Oh no te box. One time per long rest, if Andrias has to make a salvation throw, he gets +1 in all its ability scores and succeed the throw instantly. This ability can only be use if Andrias is not incapacitated, paralyzed, or petrified.

Lengendary resistance