How Marvel Rivals rank boosting works
Competitive unlocks at account Level 15, and from there every ranked match feeds one number — your ranked points — that moves you up and down the nine-tier ladder. The bottom seven tiers (Bronze up to Celestial) each hold three divisions where III is the bottom and I is the top, so you climb Bronze III → Bronze II → Bronze I before promoting into Silver. The top two, Eternity and One Above All, drop divisions entirely and rank you purely by point total, with One Above All being the live top 500 players on your platform.
Each division is worth 100 ranked points, so a full tier — three divisions — is 300 points of net climbing. A clean win on a hero you're strong on tends to award roughly +30 to +40 points and a loss costs about −20 to −30, and the swing is shaded by your individual performance, so a genuine carry game banks more than a passenger one. At a realistic ~55% win rate that works out to around 18 games to move a full tier. Because the calculator prices by exact from/to rank, you can read the match count for your climb straight off those numbers, and every match runs on your account and shows up in your own history — as a duo you play alongside the booster, or as a piloted climb to your target tier.