edhseer Commander synergy, explained
Instant
Mana cost: {4}{U}{U}
Delve
static —
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
on-cast —
on-cast — keeps permanents from untapping
Causes: tap a creature.
Cares about: a card in a graveyard.
a creature becomes tapped — 565 cards in the game can cause this (Will of the Naga is one).
When a creature becomes tapped thanks to Will of the Naga:
11 other cards care about it too. These are the ones with the most connections.
anything becomes tapped — 699 cards in the game can cause this (Will of the Naga is one).
1 other card cares about it too. These are the ones with the most connections.
an instant it makes cheaper to cast — 3,773 cards in the game can cause this.
3,766 other cards cause it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Will of the Naga is one).
When Will of the Naga is cast:
427 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Will of the Naga is one).
7,579 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 (Will of the Naga is one).
When Will of the Naga is cast:
5 other cards care about it too. These are the ones with the most connections.