Old cards in. New possibilities out.
Recycle duplicates → credits
5 cards → 1 new card · Faith floor
20 credits · 5 mixed cards
30 credits · 5 Holy cards
30 credits · 5 Evil cards
Insert 5 cards, get 1 new card. The replacement's Faith cost will be ≥ the highest Faith of the 5 sacrificed cards. No credits needed.