Name
Rust Tick
Set Name
Scars of Mirrodin
Set Type
Expansion
Mana
Type Line
Artifact Creature — Insect
Rarity
Uncommon
Oracle Text
You may choose not to untap Rust Tick during your untap step. {1}, {T}: Tap target artifact. It doesn't untap during its controller's untap step for as long as Rust Tick remains tapped.