Ernst, Beloved King

Other Constructs you control get +1/+1 and have
"{t}: Add {c}."
As long as you control seven or more lands, Ernst
can't attack or block and has indestructible.
"Here lies the Forest King, Ernst.
This exalted individual was the earliest among us to
awaken his own will, and for this reason did we name
him our regent."
-Forest King's Epitaph