Sebastian Robo-Z Serralta Velarde is a professional player from Peru who plays as a midlaner.

He started his career in 2017 with Infamous.Young, where he failed to achieve much success, so he sought his place in teams such as Mad Kings, Bigote and Gorillaz-Pride, and then returned to Infamous.Young, with which he appeared at Liga Pro Gaming Season 4 and took seventh place. At the end of 2019, the player was signed to the main roster of Infamous, where he managed to appear at WePlay! Dota 2 Tug of War: Mad Moon, Cup Of The Ancients Season 2 and Movistar Liga Pro Gaming Season 3. Later, Sebastian joined Unknown Team, where he had a successful career: he managed to take first place at INVie and Movistar Liga Pro Gaming Season 9, second place at Claro Gaming Apu League Season 1 and tried his hand at qualifying for The International 2021.

In the fall of 2021, he joined Balrogs Esports, with whom he played at the DPC League and again tried to qualify for the main event of the year - The International 22, but without success, after which the player left the team due to unsatisfactory results. At the end of 2022, under the Qhali banner, he placed first at LATAM Rookie Challenge 7 and second at DPC SA. Division II Tour 1. 

In March 2024, Sebastian joined AcatSuki, with which he tried to qualify for Elite League 2024, DreamLeague Season 23, and PGL Wallachia Season 1.

Summer Robo-Z spent in teams South Team, Fantasy Gaming, BLACKangels, and Thunder Awaken. With them, the player tried to qualify for Elite League Season 2, Riyadh Masters 2024, and The International 2024. He achieved some success in the TI qualifiers, where he reached the closed stage and took 9th place.