Grand Slam is a weapon action granted by 
Corpsegrinder.
Description
Slam your weapon into the ground, thunderously impacting nearby foes and possibly pushing them away.
Properties
- Damage
1d8 (1~8) + Proficiency modifier 
Bludgeoning damage - + 4
Thunder damage - Details
DEX Save
AoE: 3 m / 9.8 ft (Radius)
Recharge: Short rest
How to learn
Granted by the weapons:
