Agatha of the Vile Cauldron has power 7 or greater.
Steps
Activate
Dormant Volcano by tapping it, adding .
Activate
Silvanus's Invoker by paying , untapping
Dormant Volcano and causing it to become an 8/8 Elemental with trample and haste in addition to its other types until end of turn.
Repeat.
Once you have infinite mana, you may tap and untap any other land(s) you control, and if you control lands that can produce and , use the mana to activate
Agatha of the Vile Cauldron's ability.
Results
Infinite power and toughness for most creatures you control until end of turn.
Infinite mana lands you control can produce.
Infinite colorless mana.
Infinite red mana.
Infinite untap of lands 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.