In a large bowl combine the shrimp with garlic, oil sea salt and pepper.
Preheat grill to medium high heat. Add shrimp and cook, for about 2 minutes on each side.
Meanwhile, brush avocado and corn with a tiny bit of oil.
Add it to the grill and cook flipping once, until charred, only 1-2 minutes for the avocado and about 10 minutes for the corn; season with sea salt and pepper, to taste.
Once cooked, and slightly cooled, cut the corn from the cob.
Divide the cooked rice between 2 bowls. Add lime juice, salt, pepper and cilantro. Mix to combine.
Top each bowl equally with shrimp, avocado, corn and tomatoes.