How it works
Prerequisites
- Denry Klin has at least one -1/-1 counter on it.
- Relentless Skaabs does not have a +1/+1 counter on it.
Steps
- 1Activate Ashnod's Altar by sacrificing Relentless Skaabs, adding .
- 2Relentless Skaabs dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
- 3Relentless Skaabs enters the battlefield, triggering Denry Klin, putting a -1/-1 counter on Relentless Skaabs.
- 4Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?
Based on Commander Spellbook