A Catalyst is an upgrade item. They are used in Ranking Up Champions. Catalysts range from five levels of rarity. There are colored catalysts for each Class, grey catalysts as a basis, and the special Alpha Catalysts.


Gameplay Terminology

3 vs. 3AbilitiesAllianceAlpha CatalystArenasArmorAttack (action) ● Battle ChipsBlockCalendarCatalystClassClass BonusComboDaily QuestDashDirect DamageDodgeEnergyEnergy RefillEvent QuestFeatured ChampionGateGiftGoldHalloween CalendarHealthHealth PotionHero RatingISO-8Level UpLocationsLoyaltyMarvel: Contest of ChampionsMasteryPowerQuickmatchQuestsRankRank UpReskinReviveSignature AbilityStory EventStory QuestSpecial AttacksSummonerSynergy BonusThe ContestTierTitleUnitsVersusVictory AnimationXP