It can cheat insane creatures like Ulamog, the Defiler, it can get your Portal to Phyrexia down early in the game, the ceiling is very high on this one
Considering that formats like Legacy and Vintage are very focused on combo, Thalias presence is mandatory to slow them down or prevent opponents from going infinite
The Extinguishers curse lasted long after her departure
There are some decks that make use of cycling cards but not as their main way of winning, these will not be included
Where do you rank the Unstable basics in the pantheon of full-art lands
Tricky Terrain is a classic Simic deck that loves to do the things Blue/Green players love to do: ramp, draw cards, and slam down impactful creatures that either demand a path to exile for their threat level or do Simic things (ramp or draw) when they enter the battlefield