When I select Snecko and click play, the game will either immediately crash, or It'll continue as normal until I choose to continue the act, right before I would choose the beginning stuff for Snecko.

Heres the crash report:

java.lang.NullPointerException
at basemod.patches.com.megacrit.cardcrawl.cards.AbstractCard.CreateCardImageSwitch$CreateCardImage.Prefix(CreateCardImageSwitch.java:24)
at com.megacrit.cardcrawl.cards.AbstractCard.createCardImage(AbstractCard.java)
at com.megacrit.cardcrawl.cards.AbstractCard.<init>(AbstractCard.java:391)
at com.megacrit.cardcrawl.cards.AbstractCard.<init>(AbstractCard.java:322)
at basemod.abstracts.CustomCard.<init>(CustomCard.java:89)
at downfall.cards.OctoChoiceCard.<init>(OctoChoiceCard.java:50)
at sneckomod.SneckoMod.findAWayToTriggerThisAtGameStart(SneckoMod.java:546)
at sneckomod.SneckoMod.receivePostUpdate(SneckoMod.java:568)
at basemod.BaseMod.publishPostUpdate(BaseMod.java:2365)
at basemod.patches.com.megacrit.cardcrawl.core.CardCrawlGame.UpdateHooks$PostUpdateHook.Insert(UpdateHooks.java:52)
at com.megacrit.cardcrawl.core.CardCrawlGame.update(CardCrawlGame.java:897)
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)