Initial Card State
- All permanents on the battlefield (Putrid Goblin without a -1/-1 counter on it).
Easy Prerequisites
- There's an artifact on the battlefield.
Steps
- Activate Goblin Trashmaster by sacrificing Putrid Goblin.
- When Putrid Goblin dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
- When Putrid Goblin enters, Cathars' Crusade triggers, putting a +1/+1 counter on each creature you control.
- Resolve the Goblin Trashmaster ability.
- Repeat.
Results
- Infinite +1/+1 counters on most creatures you control.
- Infinite ETB.
- Infinite LTB.
- Infinite death triggers.
- Infinite sacrifice triggers.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).