It didn’t come from the episode that just aired either.
Deathtoy March / Frightfur March
(1) When a “Frightfur” monster(s) you control is targeted by an opponent’s monster effect or Spell/Trap Card: Negate that activation, and if you do destroy it. Then, you can apply the following effect.
-Send 1 of the targeted “Frightfur” monster to the Graveyard, and if you do, Special Summon 1 Level 8 or higher “Frightfur” Fusion Monster from your Extra Deck (this is treated as a Fusion Summon), but banish it during your next End Phase.