pokemon scarlet and violet cards prices & 151 Full Art / Ultra Rare Choose Your Card - Charizard The item available is listed in the Title Pokemon Scarlet Violet Base Set

The ability triggers whenever a player casts an instant or sorcery spell that targets only Mirrorwing Dragon and no other object or player

I would rather have an independent card that synergises with the deck

Fiery Confluence deals 1 damage to each creature

The spirit of the rules would seem to suggest that these cards are the colors of both faces for deck construction purposes, but not only are these spells always cast as the front face, the front face is the only one 'seen' in other game zones: for instance, when the card's in the library, you could find Elbrus by searching your library for an artifact, but you couldn't find Withengar Unbound by searching your library for a creature card

Once you have a massive board state, cards like Warleader's Call and Imodane's Recruiter help push a bunch of damage to finish the game