Abusing Baby's non-once-per-turn effect is essential to the combo of this deck
You can then tap it to add one mana of any color, or tap it to add one colorless mana for every charge counter on it, but you can only use it to cast costs that contain X
Insects are often moving in and out of the graveyard, making Amzu the perfect support card for it
If Heavy'd or MST'd, you could bring Phoenix to trigger it, or Sangan, or Jinzo (that would stay anyways)
Drytron is the most powerful combo deck in this format, being able to setup an almost unbreakable board of Herald of Ultimateness and Vanitys Ruler
Without a doubt, the biggest thing making headlines from the Lord of the Rings: Tales of Middle-earth Magic set is the existence of a two-million dollar trading card