Slay the Spire 2 Ironclad Card Tier List

S-tier is led by Eternal Armor, which dominates the meta with a 100.0% win rate on a 1.0% pick rate. They are followed by Thinking Ahead (100.0%), Believe in You (100.0%), Signal Boost (100.0%), Huddle Up (100.0%), Salvo (80.0%), Enthralled (75.0%), and Regret (75.0%). The remaining 17 cards in this tier average a 64.5% win rate. These cards define the current meta and are the safest, highest-impact picks. In terms of popularity, Flash of Steel is the crowd favourite here at a 2.8% pick rate, while Thinking Ahead is slept on at just 0.5% — a strong S-tier pick flying under the radar.

B-tier is led by Mad Science, which performs strongly with a 52.6% win rate on a 3.2% pick rate. They are followed by Cruelty (52.3%), Exterminate (50.0%), Dark Shackles (50.0%), Volley (50.0%), Offering (50.0%), Pact's End (50.0%), and Stoke (50.0%). The remaining 17 cards in this tier average a 44.4% win rate. These cards are balanced and fully viable with solid execution. In terms of popularity, Rupture is the crowd favourite here at a 15.4% pick rate, while Fisticuffs is slept on at just 0.7% — a strong B-tier pick flying under the radar.

C-tier is led by Feed, which struggles with a 39.0% win rate on a 7.7% pick rate. They are followed by Demon Form (38.8%), Bully (38.0%), Second Wind (37.5%), Tear Asunder (37.5%), Mayhem (37.5%), Pyre (37.1%), and Brand (37.1%). The remaining 26 cards in this tier average a 34.6% win rate. These cards are situational and need favourable matchups or team comps to shine. Despite the low ranking, Battle Trance stays popular at a 22.7% pick rate, meaning players overvalue it relative to its C-tier results, while Shockwave (0.5%) is more rightly avoided.

D-tier is led by Curse of the Bell, which struggles with a 33.3% win rate on a 1.0% pick rate. They are followed by Stampede (32.4%), Burning Pact (32.0%), Impervious (32.0%), Drum of Battle (31.8%), One-Two Punch (31.4%), Tremble (30.8%), and Decay (30.8%). The remaining 34 cards in this tier average a 26.8% win rate. These cards underperform against the current meta and take extra effort to win with. Despite the low ranking, Shrug It Off stays popular at a 39.4% pick rate, meaning players overvalue it relative to its D-tier results, while Purity (0.8%) is more rightly avoided.

F-tier is led by Sword Boomerang, which struggles with a 23.3% win rate on a 10.8% pick rate. They are followed by Armaments (22.8%), Unrelenting (22.4%), Expect a Fight (22.4%), Ultimate Strike (22.2%), Whirlwind (21.5%), Dramatic Entrance (21.4%), and Primal Force (21.2%). The remaining 35 cards in this tier average a 10.9% win rate. These cards are the weakest options this patch and are best avoided in ranked. Despite the low ranking, Defend stays popular at a 98.8% pick rate, meaning players overvalue it relative to its F-tier results, while Seeker Strike (0.5%) is more rightly avoided.