Thalia, Guardian of Thraben Thalia, Guardian of Thraben has been a staple for white creature decks ever since it was printed
The two-player mat itself is made out of cloth - though durable enough to play on, I imagine that any amount of liquid or excessive force would easily ruin it
Having a way to consistently sacrifice the Warden is the key to making it amazing, so it will be strongest in decks with a heavy sacrifice theme like Athreos, God of Passage, Karador, Ghost Chieftain, and Teysa, Orzhov Scion
In a mono-color deck, it's impossible to be color screwed (assuming you're not playing an absurd amount of colorless lands for some reason), and in a two-color deck, it's pretty unlikely that you'll get color screwed with a properly built mana base featuring a reasonable number of dual lands and other types of ramp / fixing