Temporarily boosts one chosen card to your King Tower Level (historically for ~1 hour), letting you battle with an under-leveled card at full strength.
Hold cap historically 8; overflow converts to Gold.
Temporarily boosts one chosen card to your King Tower Level (historically for ~1 hour), letting you battle with an under-leveled card at full strength.
Shop offers, Events and challenges. Hold cap historically 8; overflow converts to Gold.
