Arcbound Reclaimer + Showdown of the Skalds + One with the Multiverse + Lion's Eye Diamond

Arcbound Reclaimer

Showdown of the Skalds

One with the Multiverse

Lion's Eye Diamond

How it works

1. Cast Lion's Eye Diamond either from your hand or from the top of your library by paying 0
2. Showdown of the Skalds triggers, putting a +1/+1 counter on Arcbound Reclaimer.
3. Activate Lion's Eye Diamond by discarding your hand and sacrificing it.
4. Activate Arcbound Reclaimer by removing a +1/+1 counter from it, putting Lion's Eye Diamond from your graveyard onto the top of your library.
5. Repeat.