Attack on Titanfall is a featured-only gamemode added into Titanfall 2 in the Tricks and Treats update. In this mode, all players are given three charges of the Grapple tactical ability (up from the two of the base game, or one charge available as of the same update).
Game Modes of Titanfall 2
|Standard Modes||Attrition • Pilots vs. Pilots • Bounty Hunt • Amped Hardpoint • Capture the Flag • Coliseum • Live Fire • Last Titan Standing • Skirmish • Titan Brawl • Free for All • Frontier Defense|
|Featured-Only Modes||Aegis LTS • Aegis Titan Brawl • Attack on Titanfall • Free Agents • The Great Bamboozle • High_TTK • Iron LTS • Marked for Death (Marked for Death Nitro) • Nitro CTF • Rocket Arena • Spicy Attrition • Tactikill Attrition • The Otherside • Turbo LTS • Turbo Titan Brawl|