You search up Plains equal to the difference in the number of lands, put one in play tapped, and put the rest into your hand
I was in a position at one point in the game to drop a Dictate of the Twin Gods on an end step, tap a pinger to deal eight to everyone, play a burn spell to do another eight - untapping my pinger in the process, and then tap it to deal yet another eight
The more payoffs are printed, the more powerful Life-gain strategies become
Look at Crystal Guardians for example
Tribal/Theme Voltron Aggro Token Copycat Aristocrats +1/+1 or -1/-1 Counter's Discard Landdestruction Pillow Fort Lifegain Group Hug/Slug Burn Mill Chaos Tier Description Tier 0 - Titans The Commanders in this category have proven themselves as the best commanders in the format
Needing two creatures to attack implies you should want Argent Dais in an aggressive deck, though notably it triggers when your opponent attacks, too