Towering descendants of giants with supernatural giant lineage.
Racial Traits
Powerful Build. You have Advantage on checks to end the Grappled condition, and you count as one size larger when determining carrying capacity.
Large Form. Starting at level 5, as a Bonus Action you can become Large for 10 minutes. During this time, you have Advantage on Strength checks and your Speed increases by 10 feet. Recharges on a Long Rest.
Giant Ancestry. Choose a giant ancestry boon (Cloud, Fire, Frost, Hill, Stone, or Storm). You can use the chosen boon a number of times equal to your Proficiency Bonus, regaining uses on a Long Rest.
Subraces
Cloud Lineage
Cloud's Jaunt: as a Bonus Action, teleport up to 30 feet to an unoccupied space you can see.
Fire Lineage
Fire's Burn: when you hit with an attack and deal damage, you can deal an extra 1d10 Fire damage.
Frost Lineage
Frost's Chill: when you hit with an attack and deal damage, you can deal an extra 1d6 Cold damage and reduce the target's Speed by 10 feet until your next turn.
Hill Lineage
Hill's Tumble: when you hit a Large or smaller creature with an attack and deal damage, you can knock it Prone.
Stone Lineage
Stone's Endurance: when you take damage, use your Reaction to roll 1d12 + CON modifier and reduce the damage by that amount.
Storm Lineage
Storm's Thunder: when a creature within 60 feet damages you, you can use your Reaction to deal 1d8 Thunder damage to it.