WarGrowlmon (Ultimate Cup) is a Promo rarity card from the Across Time set, designated as #BT17-013. Currently valued at $111.53, it holds significance for collectors due to its limited availability and role in gameplay. The card's design and mechanics appeal to both players and enthusiasts, contributing to its consistent demand in the market. As a part of the Digimon trading card game, it reflects the evolving landscape of collectible cards.