Gelu, Chilling Majesty

Flying, soulbond (when this creature comes into play, you may pair it with another creature with soulbond).
Paired creature has islandwalk.
At the beginning of your upkeep, if you control this creature and Ignis, Blazing Glory, you may pay {r}{u}. If you do, meld them to create Ordinatio, Protector of Planes (6/6).