Mechanics okay, but a weak design. MISSING: 1) Safe mode (10% max active) for Camp (curr. pwr.=~180K) 2) On/Off switch for harvesting (other mergers have it) 3) Loop control for block harvesting 4) Vestibule for all those fringe extras 5) Alpha+Omega buttons for Dragon Book 6) Search box for D.B. 7) Summary tile + purchase tile for each entry in D.B. 8) Entries for nests (Find button !) and mystery eggs in D.B. 9) Nest weaving bldg. 10) Trophy bars (4x) to the North for all those fancy extras.