Origin
Raishin's true parents were a Dragon and Giant. Red Dragon Kalithrak and Cloud Giant Munglinu. The crossbreed unique even among the myriad

Physical Appearance

• Ability Score:
  Your Strength score increases by 2, and your Constitution score increases by 1.

• Creature Type:
  Your classified as a Giant.

• Lifespan:
  Goliaths have lifespans comparable to humans. They enter adulthood in their late teens and usually live less than a century.

• Alignment:
  Goliath society, with its clear roles and tasks, has a strong lawful bent. The goliath sense of fairness, balanced with an emphasis on self-sufficiency and personal accountability, pushes them toward neutrality.

• Size: [6] Source: MCDM Vol 14
  Your size is Large. Large characters have a few things to consider when playing, several restrictions and benefits as listed bellow.
  
  • Armor: You can’t wear armor made for creatures smaller than you by normal means.
  • Hit Dice: Your Hit Die increases by one step.
  • Range Self: The area of effect for your features, traits, the properties of magic items you wield, and spells you cast that have a range of self is reduced by 5 feet in all dimensions (to a minimum of 5 feet).
  • Availing Arms: You can wield a two-handed melee weapon in one hand, and when you wield a weapon with the versatile property in one hand, you use the larger die for damage rolls.
  • Strength in Size: you gain a +5 to your strength checks, Athletics and saving throws and youtr unarmed strikes damage increases by one stage (1d8 to 1d10)
  • Cover less: terrain that would grant 1/2 cover grants you no cover, while 3/4 cover grants 1/2 cover and so on.

• Speed:
  Your base walking speed is 30ft

• Languages:
  You can speak, read, and write Common and Giant.

• Natural Athlete
  You have proficiency in the Athletics skill.

• Adrenaline Rush
  You can take the Dash action as a bonus action. You can use this trait a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest.
  • Whenever you use this trait, you gain a number of temporary hit points equal to your proficiency bonus.

• Giant's Endurance
  You can focus yourself to occasionally shrug off injury. When you take damage, you can use your reaction to roll a d12. Add your Constitution modifier to the number rolled, and reduce the damage by that total. You can use this trait a number of times equal to your proficiency bonus. Regaining all uses after a long rest.

• Dragon's Endurance
  Based on your draconic heritage you gain the following benefits
• you have resistance to fire damage.
• You can re-roll any fire damage roll that results in a 1.
• you also learn the Produce Flame Cantrip.

Feat: Fighter Initiate Source: Tasha's Cauldron of Everything
Prerequisite: Proficiency with a martial weapon
Your martial training has helped you develop a particular style of fighting. As a result, you learn one Fighting Style option of your choice from the fighter class. If you already have a style, the one you choose must be different.

Whenever you reach a level that grants the Ability Score Improvement feature, you can replace this feat's fighting style with another one from the fighter class that you don't have.

Fighting Style Unarmed Fighting
Your unarmed strikes can deal bludgeoning damage equal to 1d6 + your Strength modifier on a hit. If you aren't wielding any weapons or a shield when you make the attack roll, the d6 becomes a d8.
At the start of each of your turns, you can deal 1d4 bludgeoning damage to one creature grappled by you.