edhseer Commander synergy, explained
Enchantment — Aura
Mana cost: {4}{U}{U}
Enchant player
At the beginning of each of enchanted player's postcombat main phases, there is an additional beginning phase after this phase.
triggered — takes an extra phase
Causes: nothing.
Cares about: nothing.
an Aura enters the battlefield — 1,257 cards in the game can cause this (Shadow of the Second Sun is one).
When Shadow of the Second Sun enters:
1 other card cares about it too. These are the ones with the most connections.
an enchantment is cast — 3,673 cards in the game can cause this (Shadow of the Second Sun is one).
When Shadow of the Second Sun 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 (Shadow of the Second Sun is one).
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Shadow of the Second Sun is one).
When Shadow of the Second Sun 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 (Shadow of the Second Sun is one).
20 other cards care about it too. These are the ones with the most connections.