edhseer Commander synergy, explained
Creature — Crab Elf
Mana cost: {1}{G/U}{G/U}
Flash
Vigilance
When this creature enters, put a +1/+1 counter on another target creature you control. Until end of turn, that creature becomes a blue Crab in addition to its other types and gains hexproof.
triggered — puts a counter on it
triggered — grants a keyword
Causes: put a counter on a creature.
Cares about: nothing.
an Elf attacks — 723 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel attacks:
a nontoken Elf enters the battlefield — 728 cards in the game can cause this (Scuttling Sentinel is one).
an Elf enters the battlefield — 752 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel enters:
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 (Scuttling Sentinel is one).
33 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 (Scuttling Sentinel is one).
7 other cards care about it too. These are the ones with the most connections.
anything attacks — 17,934 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel attacks:
117 other cards care about it too. These are the ones with the most connections.
a creature attacks — 17,934 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel attacks:
180 other cards care about it too. These are the ones with the most connections.
a creature blocks — 17,934 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel blocks:
22 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel attacks:
a creature enters the battlefield — 19,800 cards in the game can cause this (Scuttling Sentinel is one).
When Scuttling Sentinel enters:
303 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 (Scuttling Sentinel is one).
41 other cards care about it too. These are the ones with the most connections.