The cards effects are nothing special, with it requiring multiple tributes to equal 10,000
Of the two avatar characters you're offered at the beginning, the one you don't choose becomes your Operator, a fellow Agent who phones you up across the timelines to give you mission briefings, chat over what's going on, and consistently remind you that back in the year you came from things are not so good
You can boast any time after the declare attackers step as long as you attacked with a creature with boast
During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your Graveyard: Special Summon it
Three steps take you from a photo on your phone to a premium printed card at your front door
This lets the Active Pokemon keep their attached energy in case it needs to re-enter battle later