(You are way behind if, at any point during this turn, an opponent had 10 or more life than you, controlled at least three more creatures than you, or had at least three more cards in hand than you.) To determine if you are way behind, check the game state as it was at any point during the current turn, regardless of whether Knight of Lost Causes was on the battlefield at that time
Chaos: Whenever you roll Chaos, you may search your library for a creature card, reveal it, then shuffle your library and put that card on top of it
Core synergy pieces Tax and lock pieces: Resource denial: Value under locks: Commanders 37.5% (3) 25.0% (2) 25.0% (2) 12.5% (1) How to beat it Flexible permanent removal is the most direct answer because modern stax pieces are spread across creatures (Drannith Magistrate, Collector Ouphe, Archon of Emeria), artifacts (Sphere of Resistance, Winter Orb), and enchantments (Rule of Law, Deafening Silence)
Has Improvise, which allows you to tap artifacts that you control to help pay for Foundry Assembler's casting cost, each artifact paying for one generic mana
When Dark Depths has no ice counters on it, sacrifice it