edhseer Commander synergy, explained
Sorcery — Lesson
Mana cost: {G}
Look at the top X cards of your library, where X is the number of lands you control. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
on-cast — searches a library
Causes: nothing.
Cares about: nothing.
a sorcery is cast — 3,720 cards in the game can cause this (Seismic Sense is one).
When Seismic Sense is cast:
424 other cards care about it too. These are the ones with the most connections.
anything is cast — 31,128 cards in the game can cause this (Seismic Sense is one).
When Seismic Sense is cast:
4 other cards care about it too. These are the ones with the most connections.