However, it also makes the mana base cheap - as in, inexpensive - so the deck is more in the reach of budget-minded players.) The ramp spells presented here all do more than one thing: Rampant Growth is a perfectly reasonable spell, but I'd like more value for my mana investment
Notice how all of the lands are in a separate "graveyard pile" away from other potential action graveyard cards, those with Dredge or Flashback
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In that sort of a role Remand is the vastly more desirable card, you want countermagic to deal with stuff cheaply and efficiently, you play card advantage spells to provide the late game inevitability and so you are just harming your own disruptive power by trying to combine the two into one overcost card
I think it might be a while before we see two-typed battles, as well, simply because they already feel very complex, and to a certain extent having a battle enchantment would feel a bit redundant