Memnarch

Atsushi, the Blazing Sky + Splinter Twin + Clock of Omens + 1 more

Infinite LTB, Infinite ETB, Infinite colored mana, Infinite death triggers, Infinite Treasure tokens, Exile your library with the ability to play the exiled cards until end of turn

Biovisionary + Echo Storm + Memnarch

Win the game

Drafna, Founder of Lat-Nam + Dockside Extortionist + Memnarch

Infinite colored mana, Infinite ETB, Infinite LTB, Infinite storm count, Infinite Treasure tokens

Emmara, Soul of the Accord + Clock of Omens + Peregrin Took + 1 more

Infinite ETB, Infinite creature tokens, Infinite card draw, Infinite draw triggers, Infinite tapped Food tokens, Infinite Food tokens

Ertha Jo, Frontier Mentor + Clock of Omens + Kragma Butcher + 1 more

Infinitely powerful creature until end of turn

Ertha Jo, Frontier Mentor + Clock of Omens + Memnarch

Infinite triggers from the creature with a tap trigger

Ertha Jo, Frontier Mentor + Clock of Omens + Oreskos Sun Guide + 1 more

Infinite lifegain triggers, Infinite lifegain

Ertha Jo, Frontier Mentor + Clock of Omens + Pheres-Band Tromper + 1 more

Infinite +1/+1 counters on a creature

Ertha Jo, Frontier Mentor + Clock of Omens + Servant of Tymaret + 1 more

Infinite lifegain triggers, Infinite lifegain, Infinite lifeloss

Ertha Jo, Frontier Mentor + Clock of Omens + Siren of the Silent Song + 1 more

Infinite mill