Gist Unearth is a keyword ability on creatures that returns it to the battlefield, gives it haste, and then exiles it at the end of the turn (or if it would die before the end of the turn)
Alex's mentor, Thelonious Viper, also joins the school's staff, immediately giving Jaden the creeps
Zacian and Zamezentas amounts might surprise you
aron benalia's ruin, brimaz blight of oreskos, bronze guardian, commander precons, deadly dispute, flesh eater imp, grafted butcher, growing threat, idol of oblivion, incubate, lion sash, march of the machine, mite overseer, moira and teshar, morbid curiosity, regna's sanction, ruthless technomancer, sigarda's summons, towashi guide bot
Conclusion I really do wish TPCi would do something about the horrendous power creep as it is, in my opinion, making the game rather unhealthy
Modern cards generally face stricter centering enforcement because current printing technology achieves better centering consistency