Levia-Dragon of Atlantis - Daedalus

“This card's name becomes "Umi" while on the field. You can only use each of the following effects of "Levia-Dragon of Atlantis - Daedalus" once per turn. If you control "Atlantis, City of the Sea Dragon" or "Umi": You can Special Summon this card from your hand. You can send up to 3 face-up "Umi" you control to the GY; add that many cards that mention "Atlantis, City of the Sea Dragon" from your Deck to your hand, except Level 7 monsters, then you can send 1 card on the field to the GY.”