How it works
Steps
- 1Sacrifice Murderous Redcap to Phyrexian Altar adding 1 mana of any color to your mana pool.
- 2Return Redcap to battlefield using persist dealing 2 damage to any target, giving a +1/+1 counter from Rhythm of the Wild removing the -1/-1 counter.
- 3Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?