The Tenth Doctor + Mana Echoes + Arc Blade + The Lost and the Damned

Prerequisites

• You control at least six creatures that share a creature type with the tokens generated by The Lost and the Damned

Steps

1. 1Activate The Tenth Doctor by paying , removing all time counters from Arc Blade.
2. 2Arc Blade triggers, causing you to cast it from exile without paying its mana cost.
3. 3The Lost and the Damned triggers, creating a creature token.
4. 4When the creature token enters, Mana Echoes triggers, adding for each creature you control that shares a creature type with the token.
5. 5Resolve Arc Blade.
6. 6Repeat.

Effects

• Infinite colorless mana
• Infinite creature ETB
• Infinite creature tokens
• Infinite damage
• Infinite magecraft triggers