Land with Cycling Cost that can be paid using one colored mana
Initial Card State
Land with Cycling Cost that can be paid using one colored mana in hand.
All other permanents on the battlefield.
Steps
Activate the land's cycling ability by paying ({0} magic symbol) due to
Fluctuator and discarding it.
When you cycle the land,
Escape Protocol and
Surly Badgersaur trigger.
Resolve
Surly Badgersaur's ability, creating a Treasure token.
Activate the Treasure token by tapping and sacrificing it, adding (1).
Resolve
Escape Protocol's ability, paying ({1} magic symbol) to blink
Skullwinder.
When
Skullwinder enters, it triggers, returning the cycled land from your graveyard to your hand and allowing an opponent to return a card from their graveyard to their hand.
Resolve the activated ability from step 1, drawing a card.
Notes
Since you can draw your entire library, discarding down to maximum hand size at end of turn will trigger
Surly Badgersaur's abilities many times.
Results
Infinite card draw.
Near-infinite ETB.
Near-infinite LTB.
Target opponent returns a portion of the cards in their graveyard to their hand.
An opponent returns all cards from their graveyard to their hand.