4 Mana Crypt Like it or not, despite the cards absurd financial price tag, Mana Crypt is one of the best ways you can ramp in the Commander format
The alternate commander, The Lord of Pain, pings enemies for damage whenever a player casts their first spell, which is not only an excellent tool to make your opponents kill each other, but a decent deterrent to not remove them quickly
Credit: Wizards of the Coast The Gold Saucer BPhillipYork: Well if you just want to be flipping coins it's a useful way to generate flips, and it's also a mana dump, and also a way to draw presumably with token artifacts, so all in all it's a pretty flexible toolbox card, which I like
Fans are keen to speculate about how The One Ring became more expensive than the Tales of Middle-Earth Bundle itself
I avoided saying slower formats as these are more typically corelated with less powerful formats