Initial Card State
- Charnel Serenade in exile (with three or fewer time counters on it).
- All permanents on the battlefield.
Mana Needed
- ({7} magic symbol)
available.
Steps
- Activate The Tenth Doctor by paying ({7} magic symbol)
, removing all time counters from Charnel Serenade. - Charnel Serenade triggers, causing you to cast it from exile without paying its mana cost.
- Ovika triggers, creating a number of creature tokens.
- When the creature tokens enter, Mana Echoes triggers, adding ({C} magic symbol)
for each creature you control that shares a creature type with the token for each trigger. - Resolve Charnel Serenade.
- Repeat.
Results
- Infinite ETB.
- Infinite colorless mana.
- Infinite magecraft triggers.
- Infinite surveil.
- Put all creature cards from your library and graveyard onto the battlefield with finality counters on them.
- Infinite creature tokens with haste.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).