AI doesn't cast Glistening Deluge

[MorihiroS]

Describe the bug
AI doesn't cast Glistening Deluge even if AI hasn't creatures and player has four 1/1 creatures or four 1/1 creatures and one 3/3 green creature.

To Reproduce
Steps to reproduce the behavior:

1. AI has 2 Swamps and another one land, all untapped
2. AI hasn't creatures
3. Player has four 1/1 creatures or four 1/1 creatures and one 3/3 green creature
4. AI has only Glistening Deluge in hands
5. AI doesn't cast Glistening Deluge

Expected behavior
AI should cast Glistening Deluge when player has 2+ 1/1 creatures and/or green/white 3/3 creatures and AI doesn't has a lot of little creatures like 1/1 or green/white 3/3.

Desktop
OS: Windows 10
Java Version: 1.8.0_202-b08
Forge Version: 1.6.66-SNAPSHOT-10-17

Screenshots