Future Card Buddyfight

Kyoya Gaen puts a mysterious card in Tasuku's deck. Tasuku fights against Davide and Shido. It turns out that the card is a special rare with a forbidden power. Mean while Gao and the Grim Reaper are having a battle. Will Gao get through to Kiri and will Tasuku win? It's buddyfighting like you've never seen it.