You are a Giant.

You can speak, read, and write Common and Giant.

Your Strength increases by 10

Your Dexterity increases by 5

Your Constitution increases by 10

Once per turn you can add an additional 1d8 to your attack and damage rolls. You can do this a number of times equal to half your player level rounded down per short rest.

You have expertise in the Athletics skill.

You have advantage on Strength checks and Strength saving throws. 

At every level above 10, you can choose to increase your Strength or Constitution score by 1, to a maximum of 30.

You can focus yourself to occasionally shrug off injury. When you take damage, you can use your reaction to roll 2d12. Add your Constitution modifier to the number rolled and reduce the damage by that total. After you use this trait, you can’t use it again until you finish a short or long rest.

Furthermore, you are resistant to Poison damage and immune to the Poisoned condition.

You count as one size larger when determining your carrying capacity and the weight you can push, drag, or lift.

You have resistance to Cold damage.

At level 8 you can cast Light 

At level 9 you can cast Fog Cloud 

At level 10 you can cast Feather Fall

At level 11 you can cast Detect Magic 

At level 12 you can cast Warding Wind 

At level 13 you can cast Dust Devil 

At level 14 you can cast Misty Step 

At level 15 you can cast Wind Wall

At level 16 you can cast Fly 

At level 17 you can cast Gaseous Form 

At level 18 you can cast Telekinesis 

At level 19 you can cast Investiture of Wind 

At level 20 you can cast Control Weather