Agatha of the Vile Cauldron with power 2 or greater).
Notable Prerequisites
An opponent cannot pay for
Smothering Tithe's trigger.
Mana Needed
({3} magic symbol) ({U} magic symbol) at most available.
Steps
Activate
Super-Skrull's fourth ability by paying at most ({3} magic symbol) ({U} magic symbol) due to
Agatha of the Vile Cauldron, causing an opponent to draw four cards.
Smothering Tithe triggers four times, causing you to create four Treasure tokens.
Activate the Treasures by tapping and sacrificing them, adding ({3} magic symbol) ({U} magic symbol) .
Repeat.
Notes
If the opponent can pay for
Smothering Tithe's trigger, you can still perform the combo if you have enough mana to outlast their mana supply. You can also continue this combo for other opponents if mana allows.
The extra mana can be used to activate any of
Super-Skrull's abilities.
Results
Infinite card draw for any number of opponents.
Infinite draw triggers for any number of opponents.