Dredging Claw

Artifact — Equipment

Produces: an Equipment becoming attached.

Cares about: a creature entering the battlefield.

Partners

117 cards can cause an Equipment becoming attached.

1. Thorin, Mountain-king — When Dredging Claw becomes attached, Thorin, Mountain-king deals that creature's power damage

3,423 cards can cause a creature entering the battlefield.

1. Kaya's Ghostform — When a creature enters thanks to Kaya's Ghostform, Dredging Claw triggers
2. The Cauldron of Eternity — When a creature enters thanks to The Cauldron of Eternity, Dredging Claw triggers
3. Oathkeeper, Takeno's Daisho — When a creature enters thanks to Oathkeeper, Takeno's Daisho, Dredging Claw triggers
4. Cryptek — When Cryptek enters, Dredging Claw triggers
5. Resurrection Orb — When a creature enters thanks to Resurrection Orb, Dredging Claw triggers
6. Scythe of the Wretched — When a creature enters thanks to Scythe of the Wretched, Dredging Claw triggers
7. Nim Deathmantle — When a creature enters thanks to Nim Deathmantle, Dredging Claw triggers
8. Feign Death — When a creature enters thanks to Feign Death, Dredging Claw triggers

143 other cards cause it too, equally specific. The ones shown are the best connected.