in their mana costs can't be cast.No reference price for this printing yet: not enough stores to make an average.
Run a comparison: we query the stores live, it may have arrived this morning.
If one half of a split card has a mana value of 3 or less and doesn't have an {X} in its mana cost, Gaddock Teeg lets you cast that half.
2007-10-01 · Wizards of the CoastA spell's mana value is determined only by its mana cost. Alternative costs (including casting a spell "without paying its mana cost"), additional costs, and cost reductions don't affect a spell's mana value.
2018-12-07 · Wizards of the Coast
Merchant's Shop
Battleground Games · Foil
Face to Face Games · Condition LP
401 Games · Condition MP · Foil
Taps Games · Condition DMG
