No matter which side of that coin your deck falls on (and lets be honest, its often both) youre going to want a little help from Thassa, Deep-Dwelling
Spoilers : the next 3 all fall under this one
Thats become even easier with the release of two specific cards in Into the Inklands
In decks like Ad Nauseam + Tendrils, the card is used either to get enough storm count by drawing free spells or to find your Tendrils of Agony win condition
I wonder how this plays out when I compare it to the Black Lotus for the masses, Gilded Lotus (5 Tap: Add three mana of any one color to your mana pool.) This is hard to setup: you need to spend four mana to equip a creature, then the creature needs to deal damage mid game to your opponent-which means that an unblockable or Trample creature will do the trick best
Avacyn, Guardian Angel Avacyn, Guardian Angel has nice things going for it