Illusionist's Bracers attached to Voltaic Construct.
Scaretiller does not have summoning sickness.
({1} magic symbol) available.
Steps
Activate Scaretiller by tapping it, adding ({1} magic symbol) .
Scaretiller triggers, returning Riveteers Overlook from your graveyard to the battlefield tapped.
Riveteers Overlook enters the battlefield, causing you to sacrifice it and search your library for a basic Mountain, Swamp or Forest and put it onto the battlefield tapped.