Lava Tubes

Land
Lava Tubes doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from Lava Tubes.
{T}: Add {B} or {R} to your mana pool. Put a depletion counter on Lava Tubes.¹
Illus. Bryon Wackwitz

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Ice Age (Rare)