These effects call under two broad categories: cards that return lands from the graveyard to the battlefield as part of a spell or activated ability (Tato Farmer, Splendid Reclamation) and cards that allow you to play lands from your graveyard (Crucible of Worlds)
The long-awaited multicolor cards are finally here to heat up the battle
Joshua, Dion, and Jill all make appearances, at one, two, and three copies respectively
Infernos power has to become exactly 20 for the trigger to happen, so if an opponent foolishly stacks a bunch of firebreathing triggers and you have a pump spell in hand, you can wait until Inferno hits around 18-19 power, pump it to 20 or above, and make it miss the damage altogether
A natural first step is to look to Ravnica, which gives you cards like Hero of Precinct One and Glass of the Guildpact to bulk up your board