War of the Spark/Trivia
Signature Spells
Each planeswalker has a signature spell that corresponds to that planeswalker:
Fblthp revealed
Fblthp was a homunculus first seen in Totally Lost from the first block of Ravnica. Since his first apperance, he had gathered a large fan following and had been found hidden in the artwork of several cards. In War of the Spark, he received his own card, Fblthp, the Lost. This reveal came along with other native legendary Ravnicans getting their own cards (see War of the Spark#Cycles).
For further information about him, see main page Fblthp.
Eternal army
We can recognize some eternals from Amonkhet block (list waiting for complement and/or corrections):