edhseer Commander synergy, explained
Sorcery // Land
Mana cost: {X}{R}{R}
Shatterskull Smashing deals X damage divided as you choose among up to two target creatures and/or planeswalkers. If X is 6 or more, Shatterskull Smashing deals twice X damage divided as you choose among them instead.
on-cast — deals X damage
on-cast — deals twice X damage
As this land enters, you may pay 3 life. If you don't, it enters tapped.
Add {R}.
activated {T} — adds 1 mana
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 (Shatterskull Smashing is one).
1 other card cares about it too. These are the ones with the most connections.
a land enters the battlefield — 1,560 cards in the game can cause this (Shatterskull Smashing is one).
When Shatterskull Smashing // Shatterskull, the Hammer Pass enters:
199 other cards care about it too. These are the ones with the most connections.
anything deals noncombat damage — 3,068 cards in the game can cause this (Shatterskull Smashing is one).
When Shatterskull Smashing // Shatterskull, the Hammer Pass deals noncombat damage:
36 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Shatterskull Smashing is one).
When Shatterskull Smashing // Shatterskull, the Hammer Pass is cast:
428 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 (Shatterskull Smashing is one).
26 other cards care about it too. These are the ones with the most connections.