The Most Distant, Deepest Depths
While you control a Fish Synchro Monster, this card cannot be destroyed, or banished, by card effects. You can only use each of the following effects of "The Most Distant, Deepest Depths" once per turn. You can banish 1 Fish monster from your hand or GY; add 1 "Ghoti" monster from your Deck to your hand. If a Fish monster(s) is Normal or Special Summoned to your field, while this card is in your GY (except during the Damage Step): You can target 1 Fish monster you control; banish it, and if you do, add this card to your hand.