Tiller Engine 
Artifact Creature — Construct
$19.26 #3311 0.47 4.0 years
Whenever a land you control enters tapped, choose one —
• Untap that land.
• Tap target nonland permanent an opponent controls.
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Cards similar to Tiller Engine expected a card that isn't here?
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Giant-Sized Flying Ant88%
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"• Tap target nonland permanent."
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Elven Raft-Steerer82%
$0.28↓#14736↓0.00↓0.1 years↓
"Whenever a land you control enters, choose one —"
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"Whenever a land you control enters, choose one —"
Gridlock76%
$0.13↓#15359↓0.63↑13.6 years↑
"Tap X target nonland permanents."
Retreat to Kazandu75%
$0.34↓#2539↑0.16↓11.0 years↑
"Whenever a land you control enters, choose one —"
Retreat to Coralhelm74%
$0.36↓#1769↑0.3910.9 years↑
"Whenever a land you control enters, choose one —"
+1 more matching line
Stone-Seeder Hierophant74%
$0.41↓#10106↓0.24↓20.9 years↑
"
: Untap target land."
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Retreat to Emeria72%
$0.28↓#6249↓0.30↓10.9 years↑
"Whenever a land you control enters, choose one —"
+1 more matching line
Kiora Bests the Sea God72%
$8.16↓#4608↓0.556.6 years↑
"Tap all nonland permanents target opponent controls. They don't untap during their controller's next untap step."
Lost Jitte72%
$5.06↓#4453↓0.412.4 years↓
"• Untap target land."
Gadwick, the Wizened72%
$0.37↓#6493↓0.536.9 years↑
"Whenever you cast a blue spell, tap target nonland permanent an opponent controls."
Felidar Retreat70%
$1.06↓#508↑0.385.9 years↑
"Whenever a land you control enters, choose one —"
+1 more matching line
Ley Druid70%
$0.18↓#22391↓0.29↓33.1 years↑
": Untap target land."
: Untap target land."
Voyaging Satyr70%
$0.17↓#8575↓0.21↓12.9 years↑
": Untap target land."
: Untap target land."
Blossom Dryad70%
$0.16↓#19949↓0.27↓8.9 years↑
": Untap target land."
: Untap target land."
Juniper Order Druid70%
$0.15↓#24977↓0.15↓31.3 years↑
": Untap target land."
: Untap target land."
Tamiyo, Field Researcher70%
$0.60↓#29970.4710.1 years↑
"−2: Tap up to two target nonland permanents. They don't untap during their controller's next untap step."
Deserted Temple70%
$0.72↓#1612↑0.29↓24.9 years↑
"
, : Untap target land."
, : Untap target land."
Retreat to Hagra70%
$0.61↓#27310.23↓10.9 years↑
"Whenever a land you control enters, choose one —"
Deceiver Exarch70%
$0.17↓#13719↓0.5015.3 years↑
"• Tap target permanent an opponent controls."
+1 more matching line