From 74b12606efbcc86838bf1dc4e40be41f14d11b30 Mon Sep 17 00:00:00 2001
From: Agetian <stavdev@mail.ru>
Date: Mon, 14 Aug 2017 04:50:22 +0000
Subject: [PATCH] - Prevent the AI from cheating with Cavern of Souls, paying
 an arbitrary amount of mana with it.

---
 forge-ai/src/main/java/forge/ai/ComputerUtilMana.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/forge-ai/src/main/java/forge/ai/ComputerUtilMana.java b/forge-ai/src/main/java/forge/ai/ComputerUtilMana.java
index 34b85771329..691f1c0c707 100644
--- a/forge-ai/src/main/java/forge/ai/ComputerUtilMana.java
+++ b/forge-ai/src/main/java/forge/ai/ComputerUtilMana.java
@@ -226,7 +226,9 @@ public class ComputerUtilMana {
                     && sa.getHostCard().getType().getCreatureTypes().contains(ma.getHostCard().getChosenType())) {
                 for (SpellAbility ab : saList) {
                     if (ab.isManaAbility() && ab.getManaPart().isAnyMana() && ab.hasParam("AddsNoCounter")) {
-                        return ab;
+                        if (canPayShardWithSpellAbility(toPay, ai, ma, sa, checkCosts)) {
+                            return ab;
+                        }
                     }
                 }
             }