It That Heralds the End If you get It That Heralds the End out on turn 1 with Ugin's Labyrinth into Urza's Incubator on turn 2, you can cast a 7-drop Eldrazi
However, none of these themes have more than a single support card: Lifegain has Celestine, the Living Saint, Sacrifice has Sanguinary Priest, Artifacts Belisarius Cawl, and Flash doesn't have any payoffs (they're just neat!)
A lot of flavor text from these sets was interesting, profound, or simply good storytelling
The cards artwork features the legendary sitting in front of a stunning tri-color holographic pattern
6 The Irencrag The Irencrag is the first time a two-mana mana rock comes in untapped without any conditions since Mind Stone in Tenth Edition was released in Standard (and the first time in a Pioneer-legal set)
It's arguably the most mana-efficient draw spell ever printed