edhseer Commander synergy, explained
Sorcery
Mana cost: {W}
As an additional cost to cast this spell, tap an untapped creature you control.
Exile target tapped creature. Put a +1/+1 counter on the creature tapped to pay this spell's additional cost.
on-cast —
on-cast — puts a counter on it
Causes: exile a creature, a creature leaves the battlefield, put a counter on anything.
Cares about: nothing.
a creature is exiled — 1,003 cards in the game can cause this (Swallow Whole is one).
When a creature is exiled thanks to Swallow Whole:
5 other cards care about it too. These are the ones with the most connections.
anything is exiled — 2,497 cards in the game can cause this (Swallow Whole is one).
a sorcery is cast — 3,720 cards in the game can cause this (Swallow Whole is one).
When Swallow Whole is cast:
424 other cards care about it too. These are the ones with the most connections.
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Swallow Whole is one).
3 other cards care about it too. These are the ones with the most connections.
a creature leaves the battlefield — 4,238 cards in the game can cause this (Swallow Whole is one).
When a creature leaves the battlefield thanks to Swallow Whole:
25 other cards care about it too. These are the ones with the most connections.
anything gets a counter — 4,415 cards in the game can cause this (Swallow Whole is one).
7 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 (Swallow Whole is one).
When Swallow Whole is cast:
5 other cards care about it too. These are the ones with the most connections.