In one implementation, an electronic gaming system can include one or more physical gaming pieces that are used to determine gaming outcomes; a scanner to identify the one or more physical gaming pieces; a plurality of player computing equipment to provide gaming interfaces with electronic gaming action for a corresponding player based, at least in part, on the identified one or more physical gaming pieces, and a gaming computer system connected to (i) the scanner, (ii) the plurality of player computing equipment, (iii) player accounts, and (iv) third-party providers of proposition player (TPPP) accounts. The gaming computer system can identify a TPPP that is assigned to cover gaming action on the game and players who are playing the game; determine gaming outcomes for each of the players; and reconcile player accounts and the TPPP account based on the determined gaming outcomes for each of the players.