edhseer Commander synergy, explained
Enchantment
Mana cost: {U}
When an opponent casts a spell, if this permanent is an enchantment, it becomes an Illusion creature with power and toughness each equal to that spell's mana value.
triggered — turns something into a creature
Causes: nothing.
Cares about: nothing.
an enchantment is cast — 3,673 cards in the game can cause this (Veiled Sentry is one).
When Veiled Sentry is cast:
255 other cards care about it too. These are the ones with the most connections.
a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Veiled Sentry is one).
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Veiled Sentry is one).
When Veiled Sentry enters:
59 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 26,499 cards in the game can cause this (Veiled Sentry is one).
20 other cards care about it too. These are the ones with the most connections.