BS7 — BOOSTER PACK [Arena of Glory]
【Activate】 【Once Per Turn】 <Place 1 Cookie from your hand into your break area.> This Cookie gains +1 HP.
<{Y}{Y}{N}> Unwavering Oath 3 Then, during this turn, if an 【Arena】 Cookie has been placed in your break area, all of your opponent's Cookies receive 1 damage.