Spellbinder attached to a creature that can attack this turn and that cannot be blocked by an opponent.
Notable Prerequisites
Creatures you control can tap to produce at least .
Steps
Deal combat damage with the creature that has
Spellbinder attached, triggering
Spellbinder.
Holding priority, activate any number of creatures you control by tapping them, adding at least .
Resolve the
Spellbinder trigger, casting a copy of
Great Train Heist without paying its mana cost, and choosing to pay an additional to select its first mode, causing you to untap all creatures you control and to get an additional combat phase after this one.
Repeat each combat phase.
Results
Infinite storm count.
Infinite combat phases.
Infinite untap of creatures you control.
Infinite mana creatures you control can produce.
Infinite magecraft triggers.
Infinite combat damage.
Metadata
Bracket tag
SpicyBracket 3-4+
Probably 3 or 4, but hard to classify
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1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.