Yes, that was Justin Hartley's Smallville Green Arrow in the teaser for Elseworlds.
There will be at least two Supermen in this year's Elseworlds crossover on The CW.
The Kent House from Smallville appears to be in this year's Elseworlds crossover involving Supergirl, The Flash, and Arrow.
Melissa Benoist has shared a picture of herself, Tyler Hoechlin, and Elizabeth Tulloch that appears to be on the Kent…