When Brass's Tunnel-Grinder enters the battlefield, discard any number of cards, then draw that many cards plus one.
At the beginning of your end step, if you descended this turn, put a bore counter on Brass's Tunnel-Grinder. Then if there are three or more bore counters on it, remove those counters and transform it.
Reverse Type:
Legendary Land — Cave
(Transforms from Brass's Tunnel-Grinder.)
T: Add R.
Whenever you cast a permanent spell using mana produced by Tecutlan, the Searing Rift, discover X, where X is that spell's mana value.
Near Mint - $3.00
Lightly Played - $2.40
Moderately Played - $2.10
Heavily Played - $1.80
Damaged - $1.50
Near Mint Spanish - $3.00
Lightly Played Spanish - $2.40
Moderately Played Spanish - $2.10
Heavily Played Spanish - $1.80
Damaged Spanish - $1.50
Foil Prices
Near Mint Foil - $3.50
Lightly Played Foil - $2.80
Moderately Played Foil - $2.40
Heavily Played Foil - $2.10
Damaged Foil - $1.80
Near Mint Foil Spanish - $3.50
Lightly Played Foil Spanish - $2.80
Moderately Played Foil Spanish - $2.40
Heavily Played Foil Spanish - $2.10
Damaged Foil Spanish - $1.80