Firdoch Core from your graveyard to the battlefield.
When
Firdoch Core enters,
Haru triggers, earthbending
Firdoch Core, as it's a land due to
Toph.
Resolve the
Evereth ability.
Repeat from step 3.
Notes
If you have a way to kill
Evereth and available, you can do so after putting a significant amount of +1/+1 counters on it to deal damage to each opponent using its second ability.
Results
Infinite +1/+1 counters on a creature.
Infinite artifact ETB.
Infinite artifact LTB.
Infinite artifact sacrifice triggers.
Infinite creature LTB.
Infinite creature sacrifice triggers.
Infinite death triggers.
Infinite landfall triggers.
Infinite damage.
Infinite creature ETB.
Metadata
Bracket tag
ExhibitionBracket 1+
For any deck
1
2
3
4
5
1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.