Charizards popularity also increases this cards value
Just look at Nadu, Winged Wisdom, who got itself banned in Commander
Leaf x2 X Speed x2 While feeding your Arceus(s) energy, youll want to keep these in hand for when you have them ready for attacking or to switch your active Pokmon out before a KO
If cheating in Tibalt is the only thing you really want to do with Jace Reawakened, Kellan Joins Up is actually a better alternative
Or you could just play cards like Ashling, the Extinguisher or Draugr Necromancer or Elusive Tormentor and get a 4/4 black creature for four mana with all upside and no drawbacks
The latter didn't seem like a particularly severe constraint in practice, however, as there are enough dual lands to let you play whatever Blue cards you want alongside such an apparently demanding Demon