You could kill him, but he'd keep coming back to life
For these specific new cards, you don't have to wait three turns to get that final ability, but rather can get it right away but at the cost of forgoing the earlier abilities
For modal double-faced cards in this set, these icons are a single black triangle for the front face, and a double white triangle for the back face.
Thassas Oracle Its relatively easy to put a lot of your own cards into the graveyard in Modern, but you need to have a payoff
The Flights/Dragon Creatures (25) 1x Adult Gold Dragon 1x Amareth, the Lustrous 1x Atarka, World Render 1x Bladewing the Risen 1x Darigaaz Reincarnated 1x Dromoka, the Eternal 1x Green Dragon 1x Hellkite Charger 1x Hellkite Courser 1x Immersturm Predator 1x Intet, the Dreamer 1x Karrthus, Tyrant of Jund 1x Kolaghan, the Storms Fury 1x Lathliss, Dragon Queen 1x Mana-Charged Dragon 1x Prossh, Skyraider of Kher 1x Ryusei, the Falling Star 1x Savage Ventmaw 1x Scion of Draco 1x Scion of the Ur-Dragon 1x Scourge of Valkas 1x Silumgar, the Drifting Death 1x Teneb, the Harvester 1x Thunderbreak Regent 1x White Dragon In Rise of Tiamat, there are dragons
Kotori, Pilot Prodigy makes sense as the face commander
