Squee, the Immortal Combos
Squee, the Immortal + Food Chain
Squee, the Immortal + Mana Echoes + Ashnod's Altar
Quintorius, Field Historian + Squee, the Immortal + Birgi, God of Storytelling // Harnfel, Horn of Bounty
Quintorius, Field Historian + Squee, the Immortal + Hazoret's Monument
Squee, the Immortal + Aluren + Altar of Dementia
Squee, the Immortal + Aluren + Phyrexian Altar
Squee, the Immortal + Birgi, God of Storytelling // Harnfel, Horn of Bounty + Mana Echoes
Squee, the Immortal + Desecrated Tomb + Runaway Steam-Kin
Squee, the Immortal + Genesis Chamber + Runaway Steam-Kin
Squee, the Immortal + Hazoret's Monument + Runaway Steam-Kin
Combo result
Infinite storm count. infinite death triggers. arbitrary amount of Rummage effects. infinite cast triggers. infinite enter the battlefield triggers. infinite leave the graveyard triggers
Prerequisites
All but Squee on the battlefield, Squee in hand, available, 2 +1/+1 counters on Runaway Steam-Kin