MoonMoon wil not be on the roster since he's no longer part of the team due to breach in his contract
Actually the rosters are wrong according to the 'Nexus Cup 2017 Annual Finals Viewer's Guide'
https://www.over.gg/6705/nexus-cup-2017-annual-finals-viewers-guide
The correct roster are :
Lucky Future :
GodV (DPS)
Joker (DPS)
Baymax (Tank)
Time (Tank)
177 (Support)
Garry (Support)
Meta Athena :
Recry (DPS)
Sayaplayer (DPS)
ArHaN (Flex)
NoName (Flex)
aWesomeGuy (Tank)
Sansam (Tank)
Hexa (Support)
Kris (Support)