edhseer Commander synergy, explained
Instant
Mana cost: {3}{R}
Earth Tremor deals damage to target creature or planeswalker equal to the number of lands you control.
on-cast — deals damage
Causes: a creature deals noncombat damage, a planeswalker deals noncombat damage.
Cares about: nothing.
a planeswalker deals noncombat damage — 357 cards in the game can cause this (Earth Tremor is one).
1 other card cares about it too. These are the ones with the most connections.
anything deals noncombat damage — 3,068 cards in the game can cause this (Earth Tremor is one).
When Earth Tremor deals noncombat damage:
36 other cards care about it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Earth Tremor is one).
When Earth Tremor is cast:
427 other cards care about it too. These are the ones with the most connections.
a creature is dealt damage — 18,923 cards in the game can cause this (Earth Tremor is one).
When a creature is dealt damage thanks to Earth Tremor:
17 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 (Earth Tremor is one).
When Earth Tremor is cast:
5 other cards care about it too. These are the ones with the most connections.