The biggest loss is probably Temporary Lockdown, but we also lose a win condition in Jace, the Perfected Mind, land destruction in Demolition Field, and a few fringe sideboard cards like Destroy Evil
You can quickly establish a good reputation by selling honestly and providing accurate card descriptions
These cards serve the purpose of keeping attackers in the deck so they're accessible with Shiinotic
Features Storm ability: copies itself for each spell cast beforehand this turn, allowing multiple buffs
When sacrificed, you can search your library for land cards to put into your hand
Asari Captain's triggered ability gives the solitary attacker +1/+0 for each creature you control that is either a Samurai or a Warrior as it resolves, including the attacker itself, if applicable