Better alternatives might include cards like Llanowar Elves for consistent early game ramp or Ghalta, Primal Hunger, which provides a more reliable threat for a similar mana cost
Colorless = Consulting: Knows different moves and works with any deck
The Twelfth Doctor I love the demonstrate mechanic, so I think very highly of The Twelfth Doctor, especially considering that most of reds card draw enables its ability due to the prevalence of impulse draws
Ryota Murayama) A3b 0471 Glaceon (illus
Varchild, Betrayer of Kjeldor could be fun in some sort of group slug deck where you give your opponent tokens but in a harmful manner (maybe with something like Trespasser's Curse on the battlefield), although she might be better in the 99, since mono-red is pretty limiting
Just producing mana simply isn't enough value in this economy