Combos:
Archaeomancer + Time Stretch
= Infinite turns*
Archaeomancer
+
Time Warp
= Infinite turns*
For infinite turns just add Deadeye Navigator or Kiki-Jiki, Mirror Breaker or Splinter Twin
Archaeomancer + Devastation Tide
= No nonland cards
Archaeomancer
+
Evacuation
= No creatures
Archaeomancer + Familiar's Ruse
= Reusable counter spell
Consecrated Sphinx + Forbid
= Reusable counterspell
Consecrated Sphinx + Memory Jar
= Draw 21
Consecrated Sphinx + Time Spiral
= Draw 21
Consecrated Sphinx + Timetwister
= Draw 21
Consecrated Sphinx + Wheel of Fortune
= Draw 21
Consecrated Sphinx + Day's Undoing
= Draw 21
Deadeye Navigator + Palinchron
= Infinite mana
Deadeye Navigator + Peregrine Drake
= Infinite mana
Kiki-Jiki, Mirror Breaker + Peregrine Drake
= Infinite mana, infinite damage & infinite creatures*
Kiki-Jiki, Mirror Breaker + Palinchron
= Infinite mana, Infinite damage & infinite creatures*
*To go infinite add Freed from the Real or Umbral Mantle or Minamo, School at Water's Edge
Kiki-Jiki, Mirror Breaker + Pestermite
= Infinite creatures & Infinite damage
Kiki-Jiki, Mirror Breaker + Zealous Conscripts
= Infinite creatures & Infinite damage
Archaeomancer + Kiki-Jiki, Mirror Breaker + Mind Over Matter
= Infinite creatures & Infinite damage
Izzet Chronarch + Kiki-Jiki, Mirror Breaker + Mind Over Matter
= Infinite creatures & Infinite damage
Peregrine Drake + Splinter Twin
= Infinite mana, infinite damage & infinite creatures*
Palinchron + Splinter Twin
= Infinite mana, Infinite damage & infinite creatures*
To go infinite add Freed from the Real or Umbral Mantle
Pestermite + Splinter Twin
= Infinite creatures & infinite damage
Splinter Twin + Zealous Conscripts
= Infinite creatures & infinite damage
Izzet Chronarch + Mind Over Matter + Splinter Twin
= Infinite creatures & infinite damage
Archaeomancer + Mind Over Matter + Splinter Twin
= Infinite creatures & infinite damage
Mind Over Matter + Temple Bell
= Infinite card draw & infinite mill
Mind Over Matter + Niv-Mizzet, the Firemind
= Infinite card draw & infinite damage
Beacon of Tomorrows + Enter the Infinite
= Infinite Turns