Centaur Vinecrasher without a -1/-1 counter on it).
Easy Prerequisites
There are at least X land card(s) in all graveyards.
Steps
Activate
Bloodthrone Vampire by sacrificing
Centaur Vinecrasher.
When
Centaur Vinecrasher dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
Resolve the
Bloodthrone Vampire ability.
Repeat.
Results
Infinite creature ETB.
Infinite creature LTB.
Infinite creature sacrifice triggers.
Infinite death triggers.
Infinitely large creature until end of turn.
Metadata
Bracket tag
OddballBracket 2-3+
Probably 2 or 3, but hard to classify
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1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.