Breach the Multiverse, causing each player to mill ten cards, then causing you to put a creature or planeswalker card from each opponent's graveyard onto the battlefield under your control, and return
Dualcaster Mage from your graveyard to the battlefield
Repeat from step 3
Results
Infinite colorless mana
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Infinite magecraft triggers
Infinite mill
Infinite self-mill
Put all creature and planeswalker cards from each opponent's library and graveyard onto the battlefield under your control