edhseer Commander synergy, explained
Legendary Creature — Human Warrior
Mana cost: {4}{W}
Flying, lifelink
At the beginning of your end step, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of life you gained this turn.
triggered — brings a card back
Causes: put a creature onto the battlefield, a creature leaves a graveyard.
Cares about: an end step, a creature in a graveyard.
a creature leaves a graveyard — 213 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint leaves a graveyard:
a Warrior it applies speed increase to — 162 cards in Celestine's colors can cause this.
161 other cards cause it too. These are the ones with the most connections.
a Warrior creature enters the battlefield — 182 cards in Celestine's colors can cause this (Celestine is one).
a Warrior enters the battlefield — 184 cards in Celestine's colors can cause this (Celestine is one).
life is gained — 741 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint gains life:
26 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 506 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint leaves a graveyard:
a Human enters the battlefield — 1,260 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint enters:
a creature attacks — 3,562 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint attacks:
58 other cards care about it too. These are the ones with the most connections.
anything attacks — 3,562 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint attacks:
23 other cards care about it too. These are the ones with the most connections.
a creature blocks — 3,562 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint blocks:
3 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 3,562 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint attacks:
a creature deals combat damage — 3,562 cards in Celestine's colors can cause this (Celestine is one).
49 other cards care about it too. These are the ones with the most connections.
a creature is cast — 3,572 cards in Celestine's colors can cause this (Celestine is one).
When Celestine, the Living Saint is cast:
9 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 4,091 cards in Celestine's colors can cause this (Celestine is one).
91 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 6,738 cards in Celestine's colors can cause this (Celestine is one).
8 other cards care about it too. These are the ones with the most connections.