Whenever Serum Tank or another artifact enters the battlefield, put a charge counter on Serum Tank.
{3}, {T}, Remove a charge counter from Serum Tank: Draw a card.
Near Mint - $250
Near Mint Spanish - $250
Lightly Played - $220
Lightly Played Spanish - $220
Moderately Played - $190
Moderately Played Spanish - $190
Heavily Played - $150
Heavily Played Spanish - $150
Damaged - $100
Damaged Spanish - $100