That would be a very different Thor
If your friend in anyway seems moved by a play involving a card you're willing to trade, then that's how you know you should seize that moment and ask them for a trade
If anything "Striker" is great in a material role but that's mostly it, so if we're heavily cornered during a Duel might not have many options unless with the right tools
Luckily the game is very welcoming to newcomers, and alongside the initial starter decks offered when logging in for the first time, the game also offers you a number of pre-made structure decks that allow anyone to jump right into dueling before they have to build decks of their own
While it's been a staple for Fusion decks, Polymerization has fallen behind in recent times
FLIP: All face-down cards on the field are turned face-up, and then returned to their original position