Charnel Serenade + Mana Echoes + Ovika, Enigma Goliath + The Tenth Doctor

Mana needed: {7}

UBR identity

Commander legal

The 4 combo pieces

• Charnel Serenade
• Mana Echoes
• Ovika, Enigma Goliath
• The Tenth Doctor

How to execute it

1. Activate The Tenth Doctor by paying {7}, removing all time counters from Charnel Serenade.
2. Charnel Serenade triggers, causing you to cast it from exile without paying its mana cost.
3. Ovika triggers, creating a number of creature tokens.
4. When the creature tokens enter, Mana Echoes triggers, adding {C} for each creature you control that shares a creature type with the token for each trigger.
5. Resolve Charnel Serenade.
6. Repeat.

What the combo produces

• Infinite colorless mana
• Infinite creature tokens with haste
• Infinite ETB
• Infinite magecraft triggers
• Infinite surveil
• Put all creature cards from your library and graveyard onto the battlefield with finality counters on them