Eloise's second ability triggers if the creature was a token.
Resolve the first
Eloise trigger, creating either a 2/2 Cat or a 3/1 Dog creature token due to
Jinnie Fay.
Resolve the second
Eloise trigger, if applicable, causing you to surveil 1.
Resolve the
Evereth ability, putting a +1/+1 counter on it.
Repeat.
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 creature ETB.
Infinite creature LTB.
Infinite creature sacrifice triggers.
Infinite death triggers.
Infinite surveil.
Infinite damage.
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.