Talk:Viability Ranking/@comment-86.122.97.35-20180331072747/@comment-35030037-20180331181003

If you have the Monster Vault that you unlock at level 70, you can store your breeding legendaries such as Darkzgul and Nebotus, saving you both space and inventory. Though it only comes with 3 slots before you have to spend gems on inventory spaces, so do what you wish.