As part of the Making Magic (2003-2005) article series on the game's official site, Mark Rosewater described each color in depth (as well as multicolor cards, artifact or colorless cards, and color-hybrid cards)
Wayfaring Temple, Voice of Resurgence, Geist-Honored Monk, and Adeline, Resplendent Cathar are all staple cards for this ability
The main reason you want to be playing with this green creature is to cheat it out early, then cast something like Neoform to bring out something even bigger
Chaos: Whenever you roll Chaos, destroy up to X target artifacts, where X is the number of creatures you control
That said, let's get into those aforementioned characteristics
These taplands (like Remote Farm or Peat Bog) come into play with two counters on them, and can remove a counter to add two mana of a single color to your mana pool