Pulsemage Advocate does not have summoning sickness.
You control a nontoken creature with power three or greater.
Steps
Activate
Altar of Dementia by sacrificing a creature with power three or greater.
The creature dies, triggering
Pulsemage Advocate, untapping it.
Resolve the
Altar of Dementia trigger, causing target opponent to mill cards equal to the sacrificed creature's power.
Activate
Pulsemage Advocate by tapping it and putting three cards from an opponent's graveyard into their owner's hand, returning the creature from your graveyard to the battlefield.
Repeat.
Results
Infinite card draw for opponents.
Infinite death triggers.
Infinite creature ETB.
Infinite creature LTB.
Infinite creature sacrifice triggers.
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.