Game crashed on the downfall battle against Neow as the battle starts. Looks to be an error with the increase invincible

Game crashed.
Version Info:
- Java version (1.8.0_144)
- Slay the Spire (12-18-2022)
- ModTheSpire (3.30.3)
Mod list:
- basemod (5.54.1)
- bloodstains (1.1.0)
- stslib (2.11.0)
- BossyRelics (0.9.2)
- MoreClassRelics (0.1.1)
- cardMastery (1.1.1)
- infclawsmod (4.2.0.6.9)
- bundlecore (6.2.4)
- Bundle_Of_Terra (4.2.0)
- quickrestart (2.1.1)
- ShopMod (1.1.2)
- CorruptTheSpire (1.4.3)
- downfall (5.2.04)

Mods in stacktrace:
- CorruptTheSpire (1.4.3)
Cause:
java.lang.NullPointerException
at corruptthespire.actions.IncreaseInvincibleAction.increaseInvincible(IncreaseInvincibleAction.java:43)
at corruptthespire.actions.IncreaseInvincibleAction.update(IncreaseInvincibleAction.java:29)
at com.megacrit.cardcrawl.actions.GameActionManager.update(GameActionManager.java:179)
at com.megacrit.cardcrawl.rooms.AbstractRoom.update(AbstractRoom.java:325)
at com.megacrit.cardcrawl.dungeons.AbstractDungeon.update(AbstractDungeon.java:2532)
at com.megacrit.cardcrawl.core.CardCrawlGame.update(CardCrawlGame.java:876)
at com.megacrit.cardcrawl.core.CardCrawlGame.render(CardCrawlGame.java:423)
at com.badlogic.gdx.backends.lwjgl.LwjglApplication.mainLoop(LwjglApplication.java:225)
at com.badlogic.gdx.backends.lwjgl.LwjglApplication$1.run(LwjglApplication.java:126)