Trying stuff with Lu Chen

By JTakaS4, in UFS Deck Building

not so much i have a deck list completely made out but i slapped something together and then i have a question about the foundations that go into the card pool like the following:

Great Teacher


Pillar of Heaven

if those are moved to the card pool on your turn, do they go back to your staging area? or are they discarded at the end? i can understand if that if it were on your opponent's turn they are discarded at the end but not sure about my own