Right before damage, you can use all your mana to pump your creatures, taking out players before they realize what hit them
You have no chance of pulling the one of one, The One Ring, but you could get the default treatment one which plays powerfully, or Orcish Bowmasters both of which are major players in Modern
But thats not a problem, because there are lots of ways you can build a Mardu deck that generates creature tokens and kills them, whether you focus on mobilize or not
Paying this cumulative upkeep cost is always optional (unlike some of the regular upkeep costs)
Spoiler season for the set began in late May 2026, and the early reveals have confirmed the scope of the Marvel license: major characters from the Avengers, X-Men, Guardians of the Galaxy, and beyond all have card representations