If damage is prevented, reduced to zero, or otherwise doesn't happen, you won't gain any life
Even with that drawback, it is still a very strong ability to have on a land
this is the only Beeble card not illustrated by Jeff Miracola) Jim "Stop the Da Vinci Beatdown" (on Circle of Protection: Art, where one of the attacking artistic works was by Da Vinci) Pete "Fear Me" Venters (on Drawn Together, which includes all cards Pete Venters drew) Pete "Yes the Urza's Legacy One" Venters (on Erase (Not the Urza's Legacy One)
Like any good day in the valley, it starts simple: add a little mana, make a little Food, and see where a well-timed gift takes you
Anyone who has read just about anything I've written in the last three years or so has heard me bang the drums for 40 lands as a baseline for every Commander deck
Ive also found that the two Map tokens rarely come back to bite you