edhseer Commander synergy, explained
Legendary Creature — Zombie Mutant Advisor
Mana cost: {2}{B}
Each other creature you control that's a Zombie or Mutant gets +X/+X, where X is the number of counters on Hancock.
static — gives +X/+X, where X is the number of counters on ~
Undying
Causes: nothing.
Cares about: a Zombie creature it boosts, a Mutant creature it boosts.
a Mutant creature it boosts — 38 cards in Hancock's colors can cause this (Hancock is one).
Hancock, Ghoulish Mayor gives:
34 other cards care about it too. These are the ones with the most connections.
a Zombie enters the battlefield — 509 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor enters:
a Zombie creature it boosts — 506 cards in Hancock's colors can cause this (Hancock is one).
Hancock, Ghoulish Mayor gives:
495 other cards care about it too. These are the ones with the most connections.
a creature attacks — 3,478 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor attacks:
56 other cards care about it too. These are the ones with the most connections.
anything attacks — 3,478 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor attacks:
10 other cards care about it too. These are the ones with the most connections.
a creature blocks — 3,478 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor blocks:
8 other cards care about it too. These are the ones with the most connections.
a creature deals combat damage — 3,478 cards in Hancock's colors can cause this (Hancock is one).
70 other cards care about it too. These are the ones with the most connections.
a creature is cast — 3,493 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor is cast:
8 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 3,680 cards in Hancock's colors can cause this (Hancock is one).
a creature enters the battlefield — 3,967 cards in Hancock's colors can cause this (Hancock is one).
When Hancock, Ghoulish Mayor enters:
105 other cards care about it too. These are the ones with the most connections.