RedKaZeroShay's character unlock missions added to the game permanently, along with his event exclusive skill.
The following are his exclusive Gate rewards;
UR: Raidraptor - Rise Falcon
UR: Raidraptor - Blade Burner Falcon
UR: Raidraptor - Call
SR: Raidraptor - Avenge Vulture
SR: Raidraptor - Vanishing Lanius
SR: Raidraptor - Pain Lanius
UR: Raidraptor - Rise Falcon can also be obtained via Shay's level-up rewards.
Finally, the event exclusive skill is added as a lifetime mission with the above unlock condition.
RURIIIIIIIIIIIIIIIIIIIIII!!!!! Gets punched