After avoiding destruction, all battle damage is halved, so it is possible to withstand the opponent's one-turn kill attempt, but in fact, it is possible to defend to a certain extent even if you only have 2 out of 3 materials, draw a Shiner, and use one monster as is
Number: TDIL-EN077
The swing in momentum this causes is often enough to decide a game on its own by letting you effectively punish your opponent for playing their strongest cards
As for Moa Regina, you can actually hard fuse for her here and she's good in the mirror / partial mirror while still being strong against control decks since you can double pop backrow in their EP (and then threaten even more pops right away on the crackback turn)
According to official ruling 702.19: The ability has no effect when a creature with trample is blocking or is dealing noncombat damage
You can absolutely sacrifice roles for bargain , since theyre both enchantments and tokens