If you dont mind buying damaged copies, the cheapest copy of Phyrexian Dreadnought on TCGplayer is available for $231, but there is a chance that the card could be unplayable in a tournament setting
While this method might give a high-end value for foils, we don't really have any better options, since most other places aren't preselling Masters 25 foils
Iconic Cards Return to Ravnica : Gatecrash : Totally Lost, which kicked off the insufferable Fblthp memes Dragons Maze Positives: First time many players experienced Ravnica
You can basically force your opponent to only play every other turn if they are playing a different color from you
If you are tempted again, nothing happens
Given how easy that is in the current card pool, it's no wonder we'll be seeing some bounce decks using this ability to the fullest