Full terms and rules for the Mashable at VidCon 2026 sweepstakes. OFFICIAL SWEEPSTAKES RULES NO PURCHASE NECESSARY TO ENTER OR WIN. A PURCHASE WILL NOT INCREASE YOUR CHANCES OF WINNING. VOID WHERE PROHIBITED. The Mashable @ VidCon 2026 Sweepstakes (the “Promotion”) is governed by these official rules (the “Sweepstakes Rules”). The Promotion consists of three (3) separate and independent daily sweepstakes (each, a ...