Soul Collector Combos
Halana, Kessig Ranger + Soul Collector + Ashnod's Altar
Soul Collector + Intruder Alarm + Viridian Longbow
Combo result
Infinite ETB. Infinite LTB. Infinite death triggers. Infinite untap of all creatures.
Prerequisites
All permanents on the battlefield. Viridian Longbow attached to Soul Collector. Soul Collector does not have summoning sickness. A player controls a nontoken creature with toughness equal to one.