Formula Cheat Sheet for Ulalek, Fused Atrocity + Echoes of Eternity | tcgmode

When Modern Horizons 3 came out, I bought the Eldrazi Incursion precon, but I only just recently played with it for the first time. Right before I did, I swapped in a copy of Echoes of Eternity, and I immediately ran into the problem of figuring out just how many colorless Eldrazi spells resolve ...