Can you twin spell with Green-Flame blade?

Are Booming Blade and Green-Flame Blade compatible with extra attack?


Booming Blade, did you intend for standing up from prone to trigger the extra damage?


Swashbuckler strikes with a whip, 10′ away… Rakish audacity sneak attack?

War Caster hitting with Booming Blade when an enemy leaves its reach: can the enemy stop to avoid the extra damage?


How does the Monks Radiant Sun Bolt interact with Spell Sniper?

Is it possible to Twin Spell Dragon Breath or Booming Blade?

Can you use the Feral Variant from SCAG on the variants in Mordenkainen?