How it works
Prerequisites
- Callous Sell-Sword does not have a -1/-1 counter on it.
Steps
- 1Cast Glamerdye by paying , changing all instances of "white" on Antler Skulkin to "black" until end of turn.
- 2Activate Antler Skulkin by paying , giving Callous Sell-Sword persist until end of turn.
- 3Activate Ashnod's Altar by sacrificing Callous Sell-Sword, adding .
- 4When Callous Sell-Sword dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
- 5Callous Sell-Sword enters the battlefield with an additional +1/+1 counter on it for each creature you controlled that died this turn.
- 6Repeat from step 2.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?