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.
NM-Mint - $0.30
Lightly Played - $0.30
Moderately Played - $0.30
Heavily Played - $0.20
Damaged - $0.20
NM-Mint Non English - $0.30
Lightly Played Non English - $0.30
Moderately Played Non English - $0.30
Heavily Played Non English - $0.20
Damaged Non English - $0.20