Legendary Arms

As an additional cost to cast this card, search your library for 3 Equipment spells, exile them, then shuffle your library.
The equipped creature gains +X/+X, where X is
the number of Equipment spells currently exiled.
Equip {5}
At the beginning of your end step, if this is
equipped to Daedalus, Maker of the End, exile
them, then meld them into Daedalus,
Rootbreaker of Oblivion