Here is a list of Minecrafting "rep" messages from finger info.

... and has some dirt under the chin.

... and has done some digging around.

... and a novice underground explorer.

... and a well-known excavator.

... and an experienced excavator.

... and an expert excavator.

... and Excavator.

... and a Connoisseur of Catacombs.

... and a True Pioneer.

... and a Dweller in the Deep.

... and a Conqueror of the Depths.

... and the Seeker of the Underworlds.