Oath of the Gatewatch Card List: The One Combo That Broke the Format?

Oath of the Gatewatch Card List: The One Combo That Broke the Format? returns in meme form, spiking searches after tournament play clips hit social feeds. Players revisit the chaos this combo created across commander and casual formats.
Oath of the Gatewatch Card List: The One Combo That Broke the Format? is/are an instant combo using proliferate to place +1/+1 counters, then copying a huge creature for lethal. Studies indicate this line turned harmless boards into sudden wins.
Why this combo broke tables. You cast Oath for minimal cost, use its token to trigger proliferate multiple times, and copy a massive beater to skip life total entirely. Research shows this combo relies on card draw, mana rocks, and zero counterplay for opponents.
Simple truth. Ending the game on turn three reshaped how people talk about fair play in casual rooms.
Is this combo still legal everywhere?
Most formats ban or restrict key pieces. Casual groups usually agree to ban it by mutual consent.
Did Wizards of the Coast ever address this line?
Yes, they updated cards and banned pieces in several formats to limit explosive combo potential.









