edhseer Commander synergy, explained
Enchantment
Mana cost: {2}{W}{W}
As this enchantment enters, choose Khans or Dragons.
Khans — At the beginning of combat on your turn, put two +1/+1 counters on target creature you control.
triggered — puts 2 counters on it
Dragons — At the beginning of combat on each opponent's turn, tap target creature that player controls.
triggered —
Causes: put a counter on a creature, tap a creature.
Cares about: the beginning of combat.
a creature becomes tapped — 565 cards in the game can cause this (Citadel Siege is one).
When a creature becomes tapped thanks to Citadel Siege:
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 (Citadel Siege is one).
1 other card cares about it too. These are the ones with the most connections.
a creature gets a counter — 2,691 cards in the game can cause this (Citadel Siege is one).
When a creature gets a counter thanks to Citadel Siege:
31 other cards care about it too. These are the ones with the most connections.
an enchantment is cast — 3,673 cards in the game can cause this (Citadel Siege is one).
When Citadel Siege 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 (Citadel Siege is one).
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Citadel Siege is one).
When Citadel Siege enters:
60 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 (Citadel Siege is one).
7 other cards care about it too. These are the ones with the most connections.