Arknights Endfield Si: Is She Worth Pulling? [Build Guide]

Si is definitively worth pulling in Arknights Endfield as the premier 6-star Cryo Support unit released in October 2026 who wields a massive greatsword to drastically and permanently amplify team-wide Heat and Cryo elemental damage output across all challenging combat encounters. According to verified reports from Sportskeeda Esports published in October 2026, Si arrives as one of the most anticipated additions to the game's roster, combining exceptional support buffs with top-tier personal DPS potential. Players weighing whether to spend their hard-earned Oroberyl currency on the new banner should evaluate their current roster synergies, particularly if they are running teams reliant on elemental reactions. Si's unique weapon mastery and elemental scaling allow her to fit seamlessly into diverse tactical setups, making her a future-proof investment for both casual and endgame-focused Commanders navigating the sprawling industrial landscapes of Endfield. As the meta shifts toward reaction-heavy compositions, securing high-tier characters early provides a distinct competitive advantage in upcoming regional tournaments and boss rush challenges. Furthermore, account collectors looking to acquire pre-built end-game setups can leverage secure peer-to-peer trading via 217G verified to safely trade high-value gaming assets without encountering fraud risks.