Nardole by tapping it, adding at least that can only be spent to cast noncreature spells.
Cast
Whim of Volrath with buyback by paying .
Chakram Retriever triggers, untapping
Nardole.
Resolve
Whim of Volrath, returning it to your hand.
Repeat.
If
Nardole has at least four counters on it, this combo nets infinite that can only be spent to cast noncreature spells, and you may target any other creature using
Chakram Retriever's trigger.
Results
Infinite magecraft triggers.
Infinite mana creatures you control can produce.
Infinite storm count.
Infinite untap of creatures you control.
Metadata
Bracket tag
ExhibitionBracket 1+
For any deck
1
2
3
4
5
1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.