Dualcaster Mage + Ghostly Flicker

Dualcaster Mage
Ghostly Flicker

All cards in hand. You control at least two artifacts, creatures and/or lands. 3urr available.
  1. Cast Ghostly Flicker by paying 2u, targeting any two applicable permanents
  2. Holding priority, cast Dualcaster Mage by paying 1rr
  3. When Dualcaster Mage enters the battlefield, it triggers, copying Ghostly Flicker, with the copy targeting Dualcaster Mage and any other applicable permanent
  4. Resolve the copy of Ghostly Flicker, blinking Dualcaster Mage and the other permanent
  5. Repeat from step 2
  6. If you choose to blink a land that enters the battlefield untapped or a mana-producing artifact, this combo can net infinite mana
Infinite mana lands you control that enter the battlefield untapped can produce. Infinite mana artifacts you control can produce. Infinite ETB. Infinite LTB. Infinite landfall triggers. Infinite magecraft triggers. Infinite blinking of creatures, artifacts and lands you control.