Perhaps there was a time when the decks were all monocolor save for their mana bases, with the Raging Kavu deck taking red, Questing Phelddagrif blue, and Fungal Shambler blacka rule that later went away as new cards were added to the pool
I like interactive games where everyone gets a chance to do the thing before the game winds down with a victor, preferably after Turn 10 or so
Legality depends on the tournament format -- Yawgmoth's Vile Offering can be legal in some formats and banned or restricted in others
Remember, you can sacrifice goat tokens to it even if they just came into play that turn
In the wake of the popularity of the Pokmon Go app, Heritage said earlier this year that new interest has arisen around the trading cards.
For this reason, almost all of the buggy cards you can find in stores will be fake, which means that many collectors will avoid such cards