Excavator RK1:[]
1 extra fragment from excavation sites and 20% chance of 1 extra Keystone
Excavator RK2:[]
2 extra fragments from excavation sites and 25% chance of 1 extra keystone.
Excavator RK3:[]
3 extra fragments from excavation sites and 30% chance of 1 extra Keystone
Relic Hunter:[]
Gives Locate Relic Power, which targets a nearby relic.
Surveyor:[]
Gives Survey Dig Site Power which targets a nearby excavation site.