Serum Tank 
Artifact
$0.12 #23375 0.00 23.0 years
Whenever this artifact or another artifact enters, put a charge counter on this artifact.
, 
, Remove a charge counter from this artifact: Draw a card.Click a line or tag to filter
Cards similar to Serum Tank expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Trigon of Thought98%
$0.11↓#29688↓0.24↑16.1 years↓
"
, , Remove a charge counter from this artifact: Draw a card."
, , Remove a charge counter from this artifact: Draw a card."+1 more matching line
Angelheart Vial91%
$0.43↑#17766↑0.0016.5 years↓
", , Remove four charge counters from this artifact: You gain 2 life and draw a card."
, , Remove four charge counters from this artifact: You gain 2 life and draw a card."+1 more matching line
Arcane Spyglass90%
$0.11↓#205910.0022.7 years
"Remove three charge counters from this artifact: Draw a card."
Insight Engine88%
$1.03↑#2340↑0.23↑1.2 years↓
", : Put a charge counter on this artifact, then draw a card for each charge counter on it."
, : Put a charge counter on this artifact, then draw a card for each charge counter on it."
Firemind's Research84%
$0.30↑#13602↑0.17↑8.0 years↓
"
, Remove two charge counters from this enchantment: Draw a card."
, Remove two charge counters from this enchantment: Draw a card."
Trigon of Rage83%
$0.07↓#30987↓0.12↑16.1 years↓
"
, : Put a charge counter on this artifact."
, : Put a charge counter on this artifact."+1 more matching line
Scepter of Insight83%
$0.17↑#30246↓0.0017.7 years↓
", : Draw a card."
, : Draw a card."
Fateful Discovery82%
$3.52↑#7680↑0.58↑0.2 years↓
"Whenever an artifact you control enters, draw a card."
Trigon of Mending82%
$0.08↓#30355↓0.0016.1 years↓
"
, : Put a charge counter on this artifact."
, : Put a charge counter on this artifact."+1 more matching line
Urza's Blueprints82%
$0.18↑#236020.0927.7 years↑
": Draw a card."
: Draw a card."
Arcane Encyclopedia81%
$0.17↑#11135↑0.008.3 years↓
", : Draw a card."
, : Draw a card."
Dragonspark Reactor80%
$0.32↑#8986↑0.064.7 years↓
"Whenever this artifact or another artifact you control enters, put a charge counter on this artifact."
Tome of Legends80%
$0.26↑#2204↑0.14↑7.0 years↓
", , Remove a page counter from this artifact: Draw a card."
, , Remove a page counter from this artifact: Draw a card."+1 more matching line
Karstoderm80%
$0.08↓#32143↓0.0022.7 years
"Whenever an artifact enters, remove a +1/+1 counter from this creature."
Machinesmith Automaton80%
$0.15↑#16390↑0.15↑0.3 years↓
"Whenever another artifact you control enters, put a +1/+1 counter on this creature."
Necrogen Censer80%
$0.04↓#30167↓0.25↑16.1 years↓
"This artifact enters with two charge counters on it."
Titan Forge79%
$0.20↑#8145↑0.22↑15.7 years↓
", : Put a charge counter on this artifact."
, : Put a charge counter on this artifact."
Donatello, Way with Machines78%
$0.20↑#13242↑0.20↑0.6 years↓
"Whenever an artifact you control enters, put a +1/+1 counter on this card."
Staff of the Storyteller78%
$0.37↑#2761↑0.073.7 years↓
", , Remove a story counter from this artifact: Draw a card."
, , Remove a story counter from this artifact: Draw a card."
Oreplate Pangolin78%
$0.15↑#16595↑0.001.2 years↓
"Whenever another artifact you control enters, you may pay . If you do, put a +1/+1 counter on this creature."
. If you do, put a +1/+1 counter on this creature."