The Deadpool card - Deadpool, Trading Card - has a very weird effect: when it enters the battlefield, it swaps text boxes with another creature
Commander players put in a boatload of creatures with activated abilities and static abilities or even just good ETBs, and this allows you to nuke everyone *elses* graveyard while getting some amount of value for yourself
Given we get a 1/1 on EtB, and that there are plenty of ways to make mana from creatures dying, you can loop around your unlikely buddies and whoever else they bring along for the ride
1 Suspicious Bookcase
Sauron, the Dark Lord Sauron, the Dark Lord is a big problem for opponents and in perfect colors for supreme control of the pace of the game
This is where Bowen takes charge as a design lead, and where the majority of the work goes into developing what will become the final polished set