Phyrexian Arena Phyrexian Arena provides card advantage in the most basic sense of the word: You play one card and then you either get several cards out of the deal, or force your foe to spend a card in response
These drops also tend to be some of the better value propositions in the Secret Lair sphere, too
Right away, this attacks as a 4/4, then its a 5/5, and so on
Personally, its made me think a lot about making a dedicated The Mummy (2017) MTG Commander Deck, with a stand-in for Ahmanet as a Commander for a horde of Zombie-type Mummy creatures
Its also a big tool in a Monarch decks toolbox to redirect lethal damage
I will say that I was impressed by how they were completely different from the Pikachu one, with their own unique music and visuals