Breaching Dragonstorm + Arashin Sovereign + Mana Echoes + Thermopod

Breaching Dragonstorm

Arashin Sovereign

Mana Echoes

Thermopod

How it works

1. Cast Breaching Dragonstorm by paying 4.
2. When Breaching Dragonstorm enters the battlefield, its first ability triggers, causing you to exile Arashin Sovereign from the top of your library and cast it without paying its mana cost.
3. When Arashin Sovereign enters the battlefield, Breaching Dragonstorm's second ability and Mana Echoes trigger.
4. Resolve the Breaching Dragonstorm trigger, returning it from the battlefield to your hand.
5. Resolve the Mana Echoes trigger, adding C for each Dragon you control.
6. Activate Thermopod by sacrificing Arashin Sovereign, adding .
7. When Arashin Sovereign dies, it triggers, putting itself from your graveyard onto the top of your library.
8. Repeat.