Kills and losses during player combats earn Gem Power. Every 4 player combats choose to convert Gem Power into rewards or Double Down.
While Double Down is active losses grant 100% more Gem Power, but wins lose 50% Gem Power and cash out immediately.
Gem Power gains increase at stages 3 and 4.(3) 0 per kill; 0 per loss
(5) AND every 0 kills, gain bonus loot and reroll a new kill number. (Kills: 0)
(7) 150% rewards. Crystal Gambit units gain 300

and 25% %i:scaleDA%
.