Bloodflow Connoisseur + Kithkin Spellduster + Thran Vigil

WB identity

Commander legal

The 3 combo pieces

• Bloodflow Connoisseur
• Kithkin Spellduster
• Thran Vigil

How to execute it

1. Activate Bloodflow Connoisseur by sacrificing Kithkin Spellduster.
2. When Kithkin Spellduster dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. Thran Vigil triggers, putting a +1/+1 counter on Kithkin Spellduster.
4. Resolve the Bloodflow Connoisseur ability.
5. Repeat.

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers