What is the strongest Jack deck to play in Legends of Runeterra (update 4.3.0)?

sportskeeda.com:

Legends of Runeterra has added three new champions to build decks around: Jack, Samira, and Sett. With these come new abilities, mechanics, and ways to approach deckbuilding. Jack might be the most flexible of these champions and is built around the new Coin card type. He can be used in a wide variety of decks as a support champion, but he can also win games on his own.

Whenever Jack strikes and deals damage, he creates a Coin, and then two of them when he levels up. These Coin cards are cast for one mana and they stack. For each one on the stack, they refill more and more mana. In his level 2 form, he also gains +1/+0 for each point of mana you refill.

This can get out of hand incredibly fast, too, as the more you refill your mana, the bigger he gets. His Onslaught and Brash keywords mean weak creatures cannot block it (3 or more health only). Players will have to make serious sacrifices to deal with this Legends of Runeterra champion.

The combination of Jack and Nami is probably my favorite in Legends of Runterra, except perhaps Soraka. This deck has a low mana cost, meaning you can quickly start ramping up your high-damage output. You will want to use cards like Fleet Admiral Shelly that grants your allies +1/+1 when you play two spells each round.

Coins are a burst spell, so you can go for this during your opponent’s turn as well. Your strategy in Legends of Runeterra is going to be to hit with Elusive units and build up Level 2 Jack because he can quickly OTK an opponent, with enough Coin generation and spell casting.

You will want to start popping those Coins off quickly for that reason. Other than Jack, there are other ways to generate these to make sure you can keep casting spells. After all, his level-up only