Wartortle

Shell Smash - Wartortle can reduce his AC as a bonus action by 2 for this round and gain an d8 on his attacks.

Withdraw - Wartortle can revert back into his shell as a bonus action Making his AC 21 but unable to attack until he uses a bonus action to leave the shell.

MultiAttack - Wartortle can Taunt and then attack using either Mega Punch or Skull Bash, or make 2 attacks, one with Mega Punch and Skull Bash

Mega Punch. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 10 (1d8 + 3) bludgeoning damage.

Skull Bash. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (2d6+3) bludgeoning damage.

Hydro Pump. (Recharge on a 5 or 6 on a d6) 30ft line, 5ft wide jet of high pressure water. Dexterity saving throw against your spell save DC taking 4d8 bludgeoning damage, or half on a save.

Taunt. As an action, all creatures of your choice within 30ft must make a wisdom save against your Spell Save DC. On a fail, they will be taunted by Wartortle. Trying to attack any other creature will be done at disadvantage.

Shell Smash - Wartortle can reduce his AC as a bonus action by 2 for this round and gain an d8 on his attacks.

Withdraw - Wartortle can revert back into his shell as a bonus action gaining +3 to his AC but unable to attack until he uses a bonus action to leave the shell.