Harmless Offering + Necropotence + Sire of Insanity + Teferi, Mage of Zhalfir

Mana needed: {2}{R}

UBR identity

Commander legal

The 4 combo pieces

• Harmless Offering
• Necropotence
• Sire of Insanity
• Teferi, Mage of Zhalfir

How to execute it

1. Cast Harmless Offering by paying {2}{R}, giving Necropotence to an opponent.
2. The opponent skips their draw step due to Necropotence.
3. The opponent is unable to cast any cards put into their hand from Necropotence due to Teferi only allowing them to cast spells at any time they cast a sorcery.
4. At the beginning of each end step, Sire of Insanity triggers, causing all players to discard their hands.

What the combo produces

• Lock
• Target opponent skips their draw step