Ghostly Flicker
Mystic Sanctuary
Elsha of the Infinite
Thran Dynamo

   Prerequisites

What do I need to start this combo?
Ghostly Flicker in hand or in your library (Ghostly Flicker on top of your library in your library).
All other permanents on the battlefield.
You control three additional Islands.

   Steps

How does this combo work?
1
Activate Mystic Sanctuary and Thran Dynamo by tapping them, adding .
2
Cast Ghostly Flicker either from your hand or from the top of your library by paying 2.
3
Elsha's prowess ability triggers, giving it +1/+1 until end of turn.
4
Resolve Ghostly Flicker, blinking Mystic Sanctuary and Thran Dynamo.
5
When Mystic Sanctuary enters untapped, it triggers, putting Ghostly Flicker from your graveyard onto the top of your library.
6
Repeat.

   Results

What do I get from this combo?
Infinite blue mana
Infinite colorless mana
Infinite storm count
Infinite magecraft triggers
Infinite landfall triggers
Infinitely large creature until end of turn