You can only use each effect of "Tenpai Dragon Genroku" once per turn.
The best choice for you will depend on the cards you have to sell, and how much prep work you're willing to do
Luckily Yugioh allows you to change from Main Phase 1 to Battle Phase to Main Phase 2 without needing to have done anything in these phases, so that Karakuri Monsters can be summoned without them needing to attack
Garp #ST06-012 (BGS 10 Black Label) epitomizes One Piece Card Game s elite competitive scene, merging extreme scarcity with graded perfection
When you do, add its power to this creature's until end of turn.) Whenever a creature you control attacks, if it enlisted a creature this combat, the creature that attacked gains double strike until end of turn
And while they dont have ready-to-play Decks, the Speed Duel GX: Duel Academy Box includes some of their signature cards to help you build your own strategies, and theyre just getting started