If Aang's Iceberg leaves the battlefield before the activated ability resolves, you will be unable to sacrifice Aang's Iceberg and will not scry, even if Aang's Iceberg was sacrificed via a different ability while its activated ability was on the stack
I also recommend at least considering the gameplay experience of the other players at the table when thinking about what you want to build
Meanwhile, the deck tends to be particularly hard to interact with, as many of your permanents are enchantments and Go-Shintai of Life's Origin can reanimate them if they are destroyed
2025-04-04 Since you are using an alternative cost to cast the spell, you cant pay any other alternative costs
For others, you'll surveil and then perform other actions
Ward will make them lose life if they try to remove your lizard commander, and thats not that big of an issue because you can recast it so many times