Lumengrid Sentinel 
Creature — Human Wizard
$0.15 #21325 0.17 22.9 years
Flying
Whenever an artifact you control enters, you may tap target permanent.
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Cards similar to Lumengrid Sentinel expected a card that isn't here?
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Network Disruptor84%
$0.23↑#10982↑0.50↑4.5 years↓
"When this creature enters, tap target permanent."
The Mighty Thor, Jane Foster84%
$0.42↑#12217↑0.00↓0.2 years↓
"Flying"
Scepter of Dominance81%
$0.58↑#15826↑0.76↑17.6 years↓
"
, 
: Tap target permanent."
, : Tap target permanent."
Skateboard80%
$0.33↑#11346↑0.00↓0.5 years↓
"When this Equipment enters, tap target permanent."
Silkbind Faerie80%
$0.12↓#27058↓0.1218.3 years↓
"Flying"
Mm'menon, Uthros Exile78%
$0.25↑#9317↑0.06↓1.1 years↓
"Whenever an artifact you control enters, put a +1/+1 counter on target creature."
Harrier Strix78%
$0.16↑#7273↑0.50↑2.4 years↓
"When this creature enters, tap target permanent."
Glaze Fiend76%
$0.17↑#243610.00↓17.9 years↓
"Whenever another artifact you control enters, this creature gets +2/+2 until end of turn."
+1 more matching line
Towashi Songshaper76%
$0.10↓#25896↓0.00↓4.5 years↓
"Whenever another artifact you control enters, this creature gets +1/+0 until end of turn."
Perimeter Patrol75%
$0.04↓#30426↓0.00↓3.8 years↓
"Whenever an artifact you control enters, this creature gets +1/+0 until end of turn."
Phalanx Vanguard75%
$0.04↓#27045↓0.27↑3.8 years↓
"Whenever an artifact you control enters, this creature gets +1/+0 until end of turn."
Tempest Owl75%
$0.17↑#28653↓0.1716.9 years↓
"When this creature enters, if it was kicked, tap up to three target permanents."
Yotian Dissident74%
$0.25↑#9912↑0.29↑3.8 years↓
"Whenever an artifact you control enters, put a +1/+1 counter on target creature you control."
Donatello, Way with Machines74%
$0.21↑#13634↑0.00↓0.5 years↓
"Whenever an artifact you control enters, put a +1/+1 counter on this card."
+1 more matching line
Tidus, Blitzball Star74%
$0.18↑#12782↑0.38↑1.2 years↓
"Whenever an artifact you control enters, put a +1/+1 counter on this card."
Kitesail Cleric74%
$0.12↓#216310.04↓5.9 years↓
"Flying"
Machinesmith Automaton72%
$0.17↑#178960.00↓0.2 years↓
"Whenever another artifact you control enters, put a +1/+1 counter on this creature."
Karstoderm72%
$0.05↓#31823↓0.35↑22.6 years
"Whenever an artifact enters, remove a +1/+1 counter from this creature."
Mandible Justiciar72%
$0.18↑#16734↑0.243.6 years↓
"Whenever another artifact you control enters, this creature gets +1/+1 until end of turn."
The Wondrous Wasp72%
$1.30↑#13995↑0.00↓0.2 years↓
"Flying"