SLAY THE SPIRE CHARACTERS UPGRADE
Multiple copies of Entrench or Body Slam (or things that duplicate them) are still extremely valuable you also want to upgrade Corruption, Dark Embrace, and Body Slam to reduce the cost of the combo so you can deploy it faster. Provided you keep your deck overwhelmingly tilted towards skills and fill it with lots of card draw, you should only need to draw Corruption and Dark Embrace before you start comboing off the rest of the combo will be found as you draw your deck.
SLAY THE SPIRE CHARACTERS PLUS
are all cards that synergize well with Strength.