If they see Ragavan, Nimble Pilferer in game 2, they are more likely to bring back a few Swords to Plowshares for game 3, so you can try to hedge by boarding out Ragavan, Nimble Pilferer again
The series is geared towards 2-card combos, as their main extenders ("Derricrane" and "Bullet Train") rely on already having a monster on field, while Normal Summonable cards like "Heavy Armored Knight Babeldecker" don't do much on their own
in these games, doubling up a Sower of Temptation trigger with Naban, Dean of Iteration should be enough to win the game by itself
Though this is good in theory, it might be difficult to accomplish as it 1st requires Albaz to be present in your GY
[1] [2] [3] The winner also received all ten of the Yu-Gi-Oh
Each company has slightly differing grading standards, so be sure to check before deciding