You can only use this effect of "D/D Lamia" once per turn.
Red Dragon Archfiend Red Dragon Archfiend is the namesake of the deck, with almost every card in it relating to it in one way or another
End of Match Procedure - Swiss Rounds If the Match does not finish within 45 minutes, the result will be decided by the following End of Match procedures: Swiss Round End of Match procedures should follow these three (3) rules: Rule #1: If time is called while Duelists are in the middle of a Game, the current Game must have a decision (Win, Loss, or Draw) Rule #2: Once the current Game has concluded with a decision, determine the winner of the Match by determining the number of Game Wins (or Game Losses) each Duelist has for the current Match
So lets lean into this more and give the deck more Level 1 monsters that can be inherently summoned
Card Text 2 [Inherited Effect] [When Attacking] [Once Per Turn] Draw 1 and trash 1 card in your hand
roll a six-sided die, and if the result is 6, add that target to your hand