For a limited time, get a free copy of Age of Wonders III (https://www.humblebundle.com/store/age-of-wonders-iii?hmb_source=humble_home&hmb_medium=product_tile&hmb_campaign=mosaic_section_1_layout_index_1_layout_type_twos_tile_index_2_c_freegame_2019_storetile_ageofwonders3) when you subscribe to the Humble Bundle newsletter.
...good while supplies last and/or the next ~36 hours.
fyi: Redeem your Age of Wonders III key before it expires on May 16 at 10 a.m. Pacific time.