Legends of Runeterra is announced by Andrew Yip and Jeff Jew during the 2019 Riot Games Anniversary Stream and Closed Beta begins.

Pokrovac becomes the 1st Masters Player in Legends of Runeterra

Legends of Runeterra is official released.

Rising Tides Expansion is released.

Call of the Mountain Expansion is released.

Monuments of Power Expansion is released.

K/DA All Out Event is released.

Portugal (Manittas, Pespscola and CyberDragon) becomes the 1st European Masters Champions.

Puyshpii, ReRoll, Den and Pingpingho become the Monuments of Power Seasonal Tournament Champions.

Cosmic Creation Expansion is released.

Aphelios Event is released.

MajiinBae, UCG BBoom Teemo, Pettish and MisterBear become the Cosmic Creation Seasonal Tournament Champions.

Empires of the Ascended Expansion is released.

就是Ace becomes the 1st Player to hold Rank 1 on all four servers simultaneously.

Erigby, D K, Hipster Waldo and Flying Fish become the Empires of the Ascended Seasonal Tournament Champions.

Guardians of the Ancient Expansion is released.

Duckling, SDARO, TomasOW and Kienxun become the Guardians of the Ancient Seasonal Tournament Champions.

Turkey (GRANRODEO, Uçan Protein, and Fight4Revenge) becomes the 2nd European Masters Champions.

Rise of the Underworlds Expansion is released.

Sentinels of Light Event is released.

MreMOEtional, Overdose, 0wiiii and Badlife become the Rise of the Underworlds Seasonal Tournament Champions.

Beyond the Bandlewood Expansion is released.

AlanzqTFT becomes the 1st World Champion for Legends of Runeterra.

Germany (Teddy314, qUaBaTcHiE and Kuraschi) become the 3rd European Masters Champions.

Ociti, Mawile, BaJAtak and GM Nezykk become the Beyond the Bandlewood Seasonal Tournament Champions.

The Path of Champions and Jayce event is released.

AG Realer, sai, Painas and BlackBoss become the Between Worlds Seasonal Tournament Champions

Magic Misadventures Expansion is released.

Asia and Southeast Asia Shards merge to form APAC.

やまと, SaltySimon and Elder Senior become the Magic Misadventures Seasonal Tournament Champions.

A Curious Journey Expansion is released.

pinpingho, Redwinter and Prodigy become the A Curious Journey Seasonal Tournament Champions.

Worldwalker Expansion is released.

GM Nezykk, Kuraschi and Trivo become the Worldwalker Seasonal Tournament Champions.

Forces from Beyond Expansion is released.

mic check, 4lW and TBD become the Forces from Beyond Seasonal Tournament Champions.

Awakening Expansion is released and introduces the first LoR-Exclusive Champion with the release of Norra.

ABG Aurora, Teddy314 and FloppyMudkip become the Awakening Seasonal Tournament Champions.

Domination Expansion is released.

World Ender Expansion is released.

AragOrnn becomes the 2nd World Champion for Legends of Runeterra.

Ă Â Đ Ê Ô Ơ Ư, Ultraman1996, and Floppymudkip become the World Ender Seasonal Tournament Champions.

Glory in Navori Expansion is released.

Standard and Eternal Formats are introduced.

Keih, tabouta and Card Gamer become Glory in Navori Standard Runeterra Open Champions.

NEWMEN, Anopheles and Drisoth become the Glory in Navori World Qualifier Open Champions.

Eternal Ranked Ladder is enabled for the first time.

RickoRex becomes the 1st Player to hold Rank 1 in both the Standard and Eternal formats.

MisterBearLoR, TOS and ABG_Tyguy become the Glory in Navori Eternal Runeterra Open Champions.

Challenger's Skill, Jerzyno and FloppyMudkip become the Glory in Navori Eternal Runeterra Open Champions.

Heart of the Huntress Expansion is released.

iannogueira, 놈는리걸암 and ragnarosich become the Standard Heart of the Huntress Runeterra Open Champions.

Da Tank Buster, AtLeastIGotTheCS and Soraharu become the Heart of the Huntress World Qualifier Open Champions.

This is the end of the timeline.