Astrea, She Who Realized

+3: Create Three Treasure tokens, then create X Eldrazi Spawn tokens where X is the number of Treasure you control plus Two.
0: Astrea, She Who Realized becomes a 9/9 Blue, Black, and Red Eldrazi Dragon with Devoid, Flying, Haste, and Indestructible.
-13: Create a Five tokens each named "Helm of Astrea", "Sword of Astrea", "Shield of Astrea", "Chestplate of Astrea", and "Grieves of Astrea".