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 - $0.40
Lightly Played - $0.30
Moderately Played - $0.20
Heavily Played - $0.20
Damaged - $0.10
Near Mint French - $0.40
Lightly Played French - $0.30
Moderately Played French - $0.20
Heavily Played French - $0.20
Damaged French - $0.10