Arcanum Sanctorum's third Delta Reign prerelease session is a daytime event on Saturday, October 31, 2026. Registration is 10 a.m. to 10:45 a.m. at 3994 N. Oracle Road, Tucson, and the tournament starts at 11 a.m.
The $35 entry covers a Build and Battle kit used to build a 40-card deck, three rounds of Swiss play and three booster packs handed out after the final round. Participation prizes are awarded in all three age divisions.
A Pokémon Trainer ID is required. Tickets are available on the store's website or in the store.