Halfling Halfling Traits Small. Halflings are Size -1, often 3ft - 4ft tall. Your Toughness and Pace are reduced by 1 point. Your running die is also reduced by 1 die type. Hardy Stomachs. Halflings are immune to diseases and poison. Luck of the Small. You gain the luck Edge, granting you an extra Benny at the start of each session.