It can feel silly to tell the person in charge of balance that "Yes, this number really does need to be 9,999." I get to sit near Michael nowadays, and it's always fun to watch him keep a bemused smile as another set lead asks him to evaluate something as crazy as a Jumbo Cactuar
While you won't be able to use it until fairly late in the game, if you have other cards that can keep your HP topped up, Beacon of Immortality can increase your life to a ridiculous degree
What puts this over the edge is the fact that you can gain that upkeep life when he's in your Command Zone too
It's played in tournament formats like Modern as well as kitchen table play
Of course, many people simply focus more on collecting cards instead, and the beautiful art and powerful mechanics of recent sets make the same cards appealing to everybody regardless
Finally, cast Wildfire Wickerfolk on turn three, give it double strike with Violent Urge, and attack with both of your creatures