Should your Commander have damage triggers, or Lifelink, Nibelheim Aflame does some ridiculous things
And there are 4 of them in total
The core of the optimal build of this deck, will almost always contain at least 3 Time Vault, 4 Twiddle, 4 Howling Mine, 3 Sylvan Library and 3 Recall, 1 Fireball
It protects against removal, re-triggers enters and leaves the battlefield effects, and can easily form the basis of a whole Commander deck if you lean hard into the concept
(6/6/2025) In the Commander variant, a double-faced card's color identity is determined by the mana costs and mana symbols in the rules text of both faces combined
But this feels a little more mystical, magical and show-offy in a way that annoying blue players (very much like myself) enjoy