Natural brown tint color with visible fibres which adds a touch of naturalness and earth feel to your cards
Paying one mana to bypass an entire casting cost is why reanimation remains one of the most feared strategies in the game
While both Phyrexian Arena and Hypnotic Specter have the potential to see play in multiple archetypes, maybe the most fun way to play these cards is to toss them all together into a Mono-Black Control shell, with Hypnotic Specter being a living x-for-1, Phyrexian Arena being an insane source of card advantage, and Tendrils of Corruption being a solid removal spell that also helps to ensure we don't accidentally die to our own Phyrexian Arenas
You may play those cards until end of turn
Adding to the less confrontational feel - for better and worse, depending on your preference - is Lorcanas more cleanly separated player turns
Non-Factory Cuts When full sheets of Magic cards are released to the public, be it intentionally or not, there are often people seeking to capitalize on them