Infinitely large creature until end of turn, Infinite storm count
Cast Dark Sphere either from your hand or from the top of your library by paying
Showdown of the Skalds and Elsha's prowess ability trigger.
Resolve the Showdown of the Skalds trigger, putting a +1/+1 counter on Arcbound Reclaimer.
Resolve the Elsha trigger, giving it +1/+1 until end of turn.
Activate Dark Sphere by tapping and sacrificing it.
Activate Arcbound Reclaimer by removing a +1/+1 counter from it, putting Dark Sphere from your graveyard onto the top of your library.
Repeat.
Component Cards
How It Works
Cast Dark Sphere either from your hand or from the top of your library by paying
Showdown of the Skalds and Elsha's prowess ability trigger.
Resolve the Showdown of the Skalds trigger, putting a +1/+1 counter on Arcbound Reclaimer.
Resolve the Elsha trigger, giving it +1/+1 until end of turn.
Activate Dark Sphere by tapping and sacrificing it.
Activate Arcbound Reclaimer by removing a +1/+1 counter from it, putting Dark Sphere from your graveyard onto the top of your library.
Repeat.