Thundermane Dragon lets you look at the top card of your library whenever you want (with one restrictionsee below), even if you don't have priority
There isnt one universally published official thickness that covers every era and every print facility, and you can drive yourself nuts trying to make it a single magical number
See rule 701.49, Venture into the Dungeon. 309.3: A player can own only one dungeon card in the command zone at a time, and they cant bring a dungeon card into the game if a dungeon card they own is in the command zone
While the initial impact of this card isn't as huge as say, Wrenn's Resolve, Phyrexian Arena can stick around and benefit you for the entire game
If there are two things Commander players love doing, theyre building up mana and having a good outlet on which to spend it
Martina made the version that feels more grounded, the most real of the bunch, the most Magic in terms of brand