Ascetic Grandmaster

Athlete. The grandmaster only uses 5 feet of movement when standing from prone, climbs at full speed and not half, and can make a running jump after moving only 5 feet rather than 10.
Evasion. If the grandmaster is subjected to an effect that allows it to make a Dexterity saving throw to take only half damage, it instead takes no damage if it succeeds on the saving throw, and only half damage if it fails.
Magic Resistance. The grandmaster has advantage on saving throws against spells and other magical effects.
Magic Weapons. The grandmaster’s unarmed weapon attacks are magical.
Reactive. The grandmaster can take 1 reaction on every turn in combat.
Stunning Strike. Once per turn when the grandmaster hits a creature with a melee attack, the grandmaster can force that creature to make a DC 18 Constitution saving throw. On a failure, the target is stunned until the end of the grandmaster’s next turn.
Unarmored Defense. When unarmored, the grandmaster monk’s Armor Class increases by a number equal to their Wisdom modifier.

Multiattack. The ascetic grandmaster makes six melee attacks.
Unarmed Strike. Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 10 (1d10 + 5) bludgeoning damage.