It is notable that the rebound flicker happens at the beginning of your turn and this will make the creature you target unable to attack for the rest of the turn, however, creatures with good enter the battlefield effects, like Reflector Mage and Cloudblazer, won't leave you feeling too bad about it
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But this could be a decent part if a bigger space opens up for creature sacrifice in blue
Malcolm, the Eyes Malcolm, the Eyes flies in with haste and turns your second spell each turn into a Clue, so it makes tempo and card draw happen together
Wickersmith's Tools is a -1/-1 payoff that you can trade in for a whole army of scarecrow tokens
Deck building on a phone works, but it's slower and more awkward than a browser-based editor with a full keyboard and screen