While this card is on the field, this card's name becomes "Umi". Once per turn: You can target 1 Level 4 or lower Fish, Sea Serpent or Aqua-Type monster you control; banish that target. During your End Phase: Special Summon the monster(s) banished by this effect.
You can target 1 Level 4 or lower Fish, Sea Serpent or Aqua-Type monster you control;
I would go as far as to say this is a staple in any water beatdown deck. It offers protection from econ, OtC, headlong, mask of the accursed, michizure, and most importantly, relinquished and that blue doll that bakura uses. This card has saved my ass more times that I can remember, but it does have a huge drawback that you don't get your card back until your end phase.
And no, this doesn't work with daedalus. When this card is destroyed, the banished monster doesn't come back.