My game also just got glitched, 3 races away from finishing the DLC goal attack. Haven't found a solution but am currently looking for one.
GT: Angel Slayer IX
"True Goddess Metempsychosis"
"The anger that cuts off everything, Storm Blue! That which absorbs all color, Ash Gray! And finally, that which falls into infinite darkness, Silent Black! Come Forth! I summon you, Atomos!"