Gemstone Mine

Gemstone Mine enters with three mining counters on it.
{T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

The List

Dominaria Remastered

Gemstone Mine enters the battlefield with three mining counters on it.
{T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

If the last mining counter is removed from Gemstone Mine in some way other than activating its ability, Gemstone Mine won’t be sacrificed (and its ability can’t be activated).

World Championship Decks 1997

Jakub Šlemr - Prismatic Black Aggro

Time Spiral

Sliver Evolution

World Championship Decks 1998

Brian Selden - Cali Nightmare

Exodus

White Heat - Advanced Deck

Stronghold

The Spikes - Advanced Deck