Mikaeus, the Unhallowed | Altar of Dementia

Cards

All permanents on the battlefield (
Chainbreaker without a +1/+1 counter on it).

Activate
Altar of Dementia by sacrificing
Chainbreaker.
When
Chainbreaker dies, its undying ability triggers, returning it from your graveyard to the battlefield without a +1/+1 counter on it due to its replacement effect.
Resolve the
Altar of Dementia ability.
Repeat.

Bracket tag

SpicyBracket 3-4+

Probably 3 or 4, but hard to classify

Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.

Popularity

271

decks on EDHREC

Variants

419

variants of this combo

Salt

Too few votes

How unfun this combo is to play against, from 0 to 4, as voted by Commander Spellbook users. Scores are refreshed every couple of hours.